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Envirosun TSP+170/20 Solar Hot Water System | Supply+Install | LIFETIME WARRANTY

Hot water, hassle-free. This Envirosun is built for families who value reliability, efficiency, and peace of mind. With expert installation and unbeatable service, you’re in the best hands!
Quick Specs & Benefits View product specifications and key details
  • Model: TS170/20
  • Volume: 170L
  • Width: 2000 mm
  • Height: 1710 mm
  • COP (Efficiency Rating): NA
  • Recommended Household Size: 2-3 people
  • Noise Level: NA dB
  • WiFi Controller Built-In/Compatible: NO
  • Internal Cylinder Material: Stainless Steel
  • Stainless Steel Restricted Areas +

    Queensland stainless steel restricted postcodes:

    • 4114
    • 4300
    • 4347
    • 4350
    • 4356
    • 4357
    • 4358
    • 4361
    • 4362
    • 4405
    • 4410
    • 4413
    • 4455
    • 4470
    • 4492
    • 4520
    • 4552
    • 4570
    • 4610
    • 4614
    • 4615
    • 4670
    • 4680
    • 4697
    • 4700
    • 4702
    • 4705
    • 4717
    • 4721
    • 4723
    • 4724
    • 4742
    • 4746
    • 4751
    • 4801
    • 4805
    • 4806
    • 4807
    • 4809
    • 4820
    • 4825
    • 4871
    • 4880
    • 4881
    • 4888

    If you are unsure, contact us before ordering and we can confirm suitability for your area.

  • Made In: Holland
  • STC Rebate Eligible - $1000 Upfront Discount Included +

    What is an STC?

    STC stands for Small-scale Technology Certificate. It is part of an Australian Government scheme designed to encourage energy-efficient hot water systems and other eligible renewable technologies.

    How does it work?

    When your new system qualifies, STCs are created based on the expected energy savings and location of the installation. These certificates have a value, and that value is applied as an upfront discount to help reduce the installed cost.

    How is it shown on our jobs?

    For eligible systems, the STC value is already included as a flat rate $1000 upfront discount in the total installed price shown, so you do not need to claim it separately after installation.

    Who is eligible?

    Eligibility generally applies to installations of approved systems at Australian homes and businesses where the product, property type, and installation details meet current STC program requirements.

    If you are unsure whether your property or system qualifies, contact us before ordering and we can help confirm it.

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🏷️ Brand – Envirosun
🔢 Model Number
– TS170/20
📦 Volume
– 170L
📏 Width – 2000mm
📐 Height – 1710mm
🌍 Manufactured In – Holland
🛠️ Cylinder / Heat Exchange Material
– Stainless Steel
🛡️ Cylinder / Heat-Exchange Warranty
– 7 Years
🔇 Noise Level – NA dBa
⚖️Dry Weight – 66kg
⚡ Energy Source – Solar📡 WiFi Controller Built-in or Compatible – NO
⏲️ Built-In Timer
– No
💡 LED/LCD Status Indicator
– NO
📊 Coefficient of Performance (COP)
– NA

ENVIROSUN ROOF-MOUNTED SOLAR HOT WATER

Envirosun TS170/20 Solar Hot Water Installation Brisbane & Gold Coast

JR Gas & Water supplies and installs the Envirosun TS170/20 thermosiphon solar hot water system across eligible Brisbane and Gold Coast properties where the roof, household demand and installation layout suit a compact roof-mounted solar system.

The current Envirosun electric-boosted specification is the TS170/20Se. Although commonly described as the 170L model, Envirosun currently specifies 167 litres of storage, one flat-plate solar collector and a 2.4kW electric booster.

Unlike a split solar system, the storage cylinder and collector are both mounted on the roof. Solar circulation occurs naturally by thermosiphon, so the solar circuit does not require a circulation pump.

Quick answer: the Envirosun TS170 is a compact roof-mounted thermosiphon solar hot water system designed for smaller homes. The current TS170/20Se has 167L storage, one E20HS flat-plate collector, a 140L electric boost volume, 2.4kW booster and a complete filled system mass of approximately 251kg. JR currently lists the product as a practical option for around 2–3 occupants, subject to actual household demand.

Envirosun TS170/20 at a Glance

Actual Storage 167 Litres
Solar Collectors 1 Flat Plate
Boost Capacity 140 Litres
System Type Thermosiphon

What Is the Envirosun TS170/20?

The Envirosun TS170 is the compact model in Envirosun's roof-mounted thermosiphon solar range.

In a thermosiphon system, the solar collector heats water and the natural density difference between hotter and cooler water drives circulation between the collector and storage cylinder. This allows solar circulation without a powered pump.

Roof-Mounted Tank

The storage cylinder sits on the roof with the collector rather than at ground level.

Natural Solar Circulation

The thermosiphon principle moves heated water through the solar circuit without a separate circulation pump.

Electric Boost

The current TS170/20Se specification includes a 2.4kW electric booster for periods when solar input alone is insufficient.

Who Is the Envirosun TS170 Best For?

Smaller Households

Envirosun describes the TS170 as its compact system for small homes, while JR's current product sizing lists approximately 2–3 people.

Existing Roof-Mounted Solar

It can be particularly relevant where an older close-coupled or thermosiphon solar system is already installed and the roof remains suitable.

Homes Wanting Simple Solar

The thermosiphon design avoids a powered circulation pump in the solar loop and keeps the storage cylinder off the ground.

Is the Envirosun TS170/20 Right for Your Home?

Good Choice

  • Smaller household hot-water demand
  • Roof can accommodate the complete system
  • Good solar exposure is available
  • Roof-mounted storage is acceptable
  • Existing solar system is being replaced
  • Electric boost suits the property
  • Safe roof access is practical

Consider Another Option

  • Household needs substantially more stored hot water
  • Roof structure is unsuitable for the loaded system
  • Solar exposure is heavily shaded
  • Roof access is extremely difficult
  • A ground-mounted tank is preferred
  • Property is in a frost-prone location
  • A split solar or heat-pump layout fits better

JR Should Check

  • Roof structure and mounting position
  • Roof pitch and usable area
  • Collector orientation and shading
  • Safe installer access
  • Existing booster electrical supply
  • Plumbing and tempering arrangement
  • Existing solar-system removal requirements

How Does Thermosiphon Solar Hot Water Work?

The Envirosun TS170 does not need a circulation pump to move water through the solar collector during normal solar operation.

As water in the collector heats up, its density decreases and the warmer water rises into the roof-mounted storage tank. Cooler water moves down toward the collector, creating a continuous natural circulation process while useful solar energy is available.

The stored hot water can then be supplied to the home, with the electric booster available when solar contribution is insufficient.

Solar contribution changes throughout the year. Weather, collector orientation, shading, hot-water use, incoming water temperature and the time of day all affect how much heating is provided by the sun and how often boosting is required.

Envirosun TS170/20 Key Features

444 Grade Stainless Steel Tank

Envirosun currently specifies a 444 Grade ferritic stainless steel storage tank for the TS range.

Single Flat-Plate Collector

The current TS170 uses one high-performance flat-plate collector rather than the two- or three-panel arrangements used by larger TS models.

No Solar Circulation Pump

Natural thermosiphon flow moves water through the collector without requiring a separate solar circulation pump.

2.4kW Electric Booster

The current TS170/20Se includes electric boosting for periods when solar energy does not provide enough stored hot water.

STC Eligible

The current TS range is listed by Envirosun as Clean Energy Regulator accredited and eligible for STCs where current scheme conditions are met.

Compact TS Configuration

The 167L tank and single-collector layout make the TS170 substantially smaller than Envirosun's 304L TS300 systems.

Envirosun TS170/20 Specifications

Specification Current Envirosun TS170/20Se
Product Type Open-circuit roof-mounted thermosiphon solar hot water system
Current Model TS170/20Se
Common Product Name TS170/20 / TSP+170/20
Storage Capacity 167 L
Current JR Household Guide Approximately 2–3 people, subject to actual hot-water demand
Solar Collector 1 × E20HS flat-plate collector; E20HA optional in current manufacturer table
System Footprint Approximately 1,400 × 2,600 mm
System Mass Empty Approximately 76 kg
System Mass Full Approximately 251 kg
Tank Model TS170/O/E24/S2
Tank Material 444 Grade ferritic stainless steel
Tank Mass Empty Approximately 38 kg
Tank Mass Full Approximately 206 kg
Tank Footprint Approximately 650 × 1,264 mm
Tank Height Approximately 600 mm
Collector Mass Empty Approximately 27.5 kg
Collector Mass Full Approximately 29.2 kg
Current TS170 Collector Footprint Approximately 1,060 × 2,000 mm
Collector Height Approximately 70 mm
Electric Booster 2.4 kW
Boost Capacity 140 L
Solar Circulation Pump No
Current CER Code TS170/20/O/E24/S2/E20HS
STC Eligibility Eligible subject to current Clean Energy Regulator rules, installation location and installation date
Current-data correction: the product is commonly marketed as a 170L system, but Envirosun's current manufacturer specification lists 167L actual storage. Current manufacturer system dimensions and weights should also be used instead of older JR attributes where they conflict.

How Much Roof Space Does the TS170 Need?

Envirosun currently publishes an overall TS170 system footprint of approximately 1,400 × 2,600 mm.

The collector itself is listed at approximately 1,060 × 2,000 mm, while the roof-mounted tank sits above the collector as part of the thermosiphon assembly.

The published footprint is only a starting point. The actual usable roof area also needs to account for roof shape, mounting hardware, obstructions, safe installer access and the ability to service or replace the system later.

Roof Structure & Loaded Weight

The complete current TS170 system is approximately 251 kg when full. That roof load is materially different from installing solar collectors alone.

Because the water storage cylinder is located on the roof, the proposed mounting area and supporting structure need to be appropriate for the installed system.

Roof suitability should be checked before assuming a thermosiphon replacement is straightforward. Roof condition, framing, pitch, mounting arrangement and access can all change the installation scope.

Collector Position, Orientation & Shading

A solar hot water system performs best when the collector receives strong useful solar exposure. Roof direction, pitch and shading from trees, neighbouring buildings, roof structures or other obstructions can affect solar contribution.

JR assesses the usable roof area rather than assuming that any open-looking roof section is suitable.

Solar Exposure

The collector needs useful access to sunlight rather than persistent heavy shading during the main solar-heating period.

Roof Layout

Valleys, ridges, skylights, vents, antennas and other roof features can restrict the practical installation area.

Safe Access

The mounting position must also be practical for installation, commissioning and future servicing.

Electric Booster Requirements

The current manufacturer specification for the TS170/20Se includes a 2.4kW electric booster and approximately 140 litres of boosted storage capacity.

The booster provides additional heating when solar contribution alone is insufficient, such as during extended poor weather or periods of higher-than-normal hot-water demand.

Existing electrical arrangements need to be checked. Replacing an older solar system does not automatically mean the existing booster circuit, isolator, controls or related electrical equipment can be reused without assessment.

Is the TS170 Gas Boosted?

The current Envirosun specification table lists the TS170/20Se as the electric-boosted TS170 model.

Envirosun's current gas-boosted thermosiphon table lists TS300 and THX300 configurations but does not list a current TS170 gas-boosted equivalent.

For this exact current TS170 page, treat the system as electric boosted. Do not carry older generic “electric or gas boost” wording into the exact TS170 specification unless a current matching Envirosun model is confirmed.

Is the Envirosun TS170 Suitable for Frost-Prone Areas?

The standard TS170 is an open-circuit thermosiphon system.

Envirosun currently states that only its closed-circuit THX models are suitable and warranted for frost-prone areas. If the proposed installation location is subject to meaningful freezing conditions, the standard TS170 should not simply be assumed suitable.

Brisbane and coastal Gold Coast installations are different from colder inland locations. Where frost exposure is a concern, the water-heating system and exact installation location should be checked before selecting an open-circuit TS model.

What's Involved in Envirosun TS170/20 Installation?

A roof-mounted thermosiphon installation is materially different from replacing a ground-level electric cylinder or heat pump.

  • Confirm roof-mounted solar suitability
  • Assess roof area and structural conditions
  • Confirm safe roof access
  • Plan collector and tank position
  • Remove the existing system where included
  • Install roof mounting components
  • Position the collector and storage tank
  • Connect hot and cold water pipework
  • Install or assess required valves
  • Connect electric booster where applicable
  • Address tempering requirements
  • Complete relief drainage
  • Fill and commission the system
  • Check operation and accessible joints
Roof access can materially affect the job. Height, pitch, tile or metal roofing, access equipment, restricted working areas and the removal of an existing roof-mounted cylinder can all change the installation package required.

What's Included With JR TS170/20 Installation?

Standard Installation

  • Supply of selected Envirosun system
  • Roof installation where conditions suit
  • Standard plumbing connections
  • Applicable booster connection within package scope
  • Testing and commissioning
  • Basic customer handover

Compliance & Commissioning

  • Roof mounting arrangement checked
  • Hot and cold connections completed
  • Valve arrangement addressed
  • Tempering considered where required
  • Booster operation checked
  • Solar system commissioned

Possible Additional Work

  • Difficult or high roof access
  • Structural or mounting changes
  • Long pipework alterations
  • Electrical upgrades
  • Valve or tempering upgrades
  • Removal of difficult existing systems
  • Major relocation or roof changes
The live JR package selector above is the source of truth. Use the selected package for exact current pricing, inclusions, roof-access allowances, disposal provisions and any plumbing or electrical scope.

How Much Does Envirosun TS170/20 Installation Cost?

Current supplied-and-installed pricing is shown in JR's live selector above. The live selector should remain the pricing source rather than embedding a fixed historical price into this long-form content.

A straightforward replacement of a compatible existing roof-mounted solar system can have a very different scope from converting an electric storage, gas or split solar system to a thermosiphon system.

Roof height, access, removal requirements, pipework, booster electrical work and the need for mounting or structural changes can all affect the final installation pathway.

STCs & Solar Hot Water Rebates

Envirosun currently lists its TS range as accredited with the Clean Energy Regulator and eligible to generate Small-scale Technology Certificates where the installation meets current scheme rules.

The number and value of certificates change over time and depend on factors including the exact approved system, installation date and geographic zone.

Do not hard-code an old STC number or dollar rebate into the description. Use JR's current installed price and rebate treatment at the time of purchase.
BRISBANE SOLAR HOT WATER

Envirosun TS170/20 Installation Brisbane

JR Gas & Water supplies and installs Envirosun roof-mounted solar hot water systems across eligible Brisbane homes where the roof and household demand suit the TS170 configuration.

For an existing thermosiphon replacement, JR considers whether the current roof location, mounting area, pipework and electric booster arrangement can support the replacement system or whether additional changes are required.

Eligible service coverage also extends through Logan, Ipswich, Moreton Bay and Redlands, with roof conditions and access assessed as part of the installation pathway.

GOLD COAST SOLAR HOT WATER

Envirosun TS170/20 Installation Gold Coast

JR Gas & Water also supplies and installs the Envirosun TS170 across eligible Gold Coast properties where a compact roof-mounted thermosiphon system is appropriate.

Gold Coast roof layouts vary significantly between low-set homes, multi-storey properties, tile roofs, metal roofs and heavily shaded blocks. The installation therefore needs to be planned around usable solar exposure as well as safe access and structural suitability.

Where the existing system is difficult to remove or the proposed roof position is not practical, another solar layout or hot-water technology may provide a better installation pathway.

Replacing an Existing Roof-Mounted Solar System

The TS170 can be particularly attractive where an older small thermosiphon system has reached the end of its service life and the property is already configured for roof-mounted solar.

However, a replacement should not automatically reuse every part of the previous arrangement. Mounting hardware, valves, pipework, electrical boosting equipment, tempering and roof condition should be checked against the new installation.

Same technology does not always mean like-for-like scope. System dimensions, collector layout and mounting requirements can differ between brands and generations.

Envirosun TS170 Efficiency & Running Costs

Envirosun currently promotes its TS solar range as capable of delivering up to 80%+ energy savings compared with its stated conventional hot-water comparison basis.

That is a range-level manufacturer claim rather than a guaranteed bill reduction for every TS170 installation.

Actual booster energy use depends on solar exposure, household hot-water consumption, weather, season, collector positioning, incoming water temperature and how the booster is controlled.

The objective is to maximise useful solar contribution. A well-matched system on a suitable roof can reduce reliance on electric boosting, but a heavily shaded or poorly matched installation will not perform the same way.

Envirosun TS170 Warranty

For qualifying residential Envirosun systems purchased from 26 June 2026, Envirosun currently states a 10-year product warranty and 2-year labour warranty for the original owner-occupier, subject to the manufacturer's current warranty conditions.

Envirosun currently specifies a 5-year product warranty and 2-year labour warranty for subsequent residential owners, while commercial and non-residential applications have different terms.

This supersedes older seven-year warranty wording for qualifying new purchases. Warranty coverage depends on purchase date, ownership, application, installation and the current Envirosun warranty documentation.

JR's Lifetime Warranty eligibility is separate from Envirosun's manufacturer product warranty and remains subject to JR's current terms and maintenance requirements.

Envirosun TS170 Maintenance

A roof-mounted solar system should remain accessible for periodic inspection and servicing throughout its working life.

Roof & Collector Condition

Collector glass, mounting hardware, pipe insulation and accessible roof components should remain in serviceable condition.

Valves & Drainage

Relief valves and discharge lines should remain functional and unobstructed, with servicing carried out according to current manufacturer requirements.

Booster Operation

The electric boost circuit and associated controls should remain operational for periods when solar contribution is insufficient.

Roof-mounted systems can make service access more involved. The cost and practicality of future maintenance should be considered when comparing thermosiphon solar with a split solar system or ground-mounted heat pump.

TS170 vs TS300 Solar Hot Water

Feature TS170/20Se TS300/40Se
Storage Capacity 167 L 304 L
Collectors 1 2
Boost Capacity 140 L 140 L
Electric Booster 2.4 kW 2.4 kW
Complete System Mass Full 251 kg 437 kg
Complete System Footprint Approx. 1,400 × 2,600 mm Approx. 2,238 × 2,600 mm
Manufacturer Positioning Compact / small homes Medium-to-larger demand

The TS300 provides substantially more stored water and collector area but also adds significant roof weight and footprint. Household demand and roof suitability should determine the model rather than choosing the larger option automatically.

Thermosiphon TS170 vs Active Split Solar

Feature TS170 Thermosiphon Envirosun Active Split
Storage Tank Location Roof Ground level
Solar Collector Location Roof Roof
Solar Circulation Natural thermosiphon Powered circulation pump
Roof Load Includes full storage tank weight Main storage tank remains on ground
Service Access Tank service requires roof access Tank service generally accessible at ground level
Typical Selection Reason Compact integrated roof-mounted solar More flexible tank location and larger capacities
COMMON QUESTIONS

Envirosun TS170/20 Installation FAQs

What is the current Envirosun TS170 model?

Envirosun's current electric-boosted specification lists the compact system as TS170/20Se.

Is the TS170 actually 170 litres?

It is commonly marketed as the TS170, but Envirosun's current technical specification lists actual storage capacity at 167 litres.

How many people does the Envirosun TS170 suit?

Envirosun describes the TS170 as designed for small homes, while JR's current listing places it around 2–3 people. Actual suitability depends on shower duration, fixtures and household hot-water use.

How many solar collectors does the TS170 use?

The current TS170 specification uses one flat-plate collector.

What collector does the current TS170 use?

Envirosun currently lists one E20HS collector for the TS170, with E20HA shown as an optional collector in the current technical table.

Does the TS170 need a circulation pump?

No. Water circulates through the solar section naturally using the thermosiphon effect.

Does the Envirosun TS170 have an electric booster?

Yes. The current TS170/20Se specification includes a 2.4kW electric booster.

How much water can the booster heat?

Envirosun currently lists the TS170 electric boost capacity at 140 litres.

Is there a current gas-boosted TS170?

Envirosun's current gas-boosted TS specification table lists TS300 and THX300 models but does not list a TS170 gas-boosted configuration. The current exact TS170 specification used here is electric boosted.

How much does the TS170 weigh?

Envirosun lists the complete current system at approximately 76 kg empty and 251 kg full.

How much roof area does the TS170 need?

The current complete-system footprint is approximately 1,400 × 2,600 mm, but additional practical roof area can be required for mounting and safe access.

What is the TS170 tank made from?

Envirosun currently specifies 444 Grade ferritic stainless steel for the TS range storage tanks.

Is the Envirosun TS170 suitable for frost-prone areas?

The standard TS170 is open circuit. Envirosun states that only its THX closed-circuit systems are suitable and warranted for frost-prone areas.

Can the TS170 replace my existing roof-mounted solar system?

Often yes, provided the roof, mounting area, access, plumbing and booster arrangements suit the new system. Compatibility should be confirmed rather than assumed.

Can the TS170 replace an electric storage tank?

Potentially, but that is a technology conversion rather than a simple tank replacement because the new system requires suitable roof-mounted solar positioning and additional roof plumbing.

Is the Envirosun TS170 eligible for STCs?

Yes. Envirosun lists the TS range as Clean Energy Regulator accredited and STC eligible where current scheme conditions are satisfied.

How much energy can Envirosun solar save?

Envirosun currently promotes its TS range as capable of up to 80%+ energy savings under its comparison basis. Actual household results vary with solar exposure, demand, weather and booster use.

What warranty does the Envirosun TS170 have?

For qualifying residential purchases from 26 June 2026, Envirosun currently states 10 years product and 2 years labour for the original owner-occupier, subject to its warranty terms.

Is JR's Lifetime Warranty the same as Envirosun's warranty?

No. Envirosun's manufacturer warranty and JR's eligible Lifetime Warranty pathway are separate and have their own conditions.

Does roof orientation matter?

Yes. Useful solar exposure, shading, roof direction and pitch can all affect the solar contribution from the collector.

Does the existing roof need to be checked?

Yes. The complete system weighs approximately 251 kg full, so roof condition, mounting and structural suitability are important installation considerations.

What can make TS170 installation more expensive?

High or difficult roof access, mounting changes, extensive pipework, electrical upgrades, valve work, difficult removal of an existing roof system and structural requirements can alter the installation scope.

How much does Envirosun TS170 installation cost?

Use JR's live selector above for current supplied-and-installed pricing, roof-access options and package inclusions.

Can JR install the Envirosun TS170 in Brisbane?

Yes. JR provides solar hot-water installation across eligible Brisbane and surrounding South East Queensland service areas.

Can JR install the Envirosun TS170 on the Gold Coast?

Yes. Envirosun solar supply and installation is available across eligible Gold Coast areas where roof access and site conditions suit the installation.

Why Choose JR Gas & Water?

Roof & Installation Assessment

JR considers roof access, mounting area, solar exposure, existing plumbing, boosting and household demand rather than treating solar as a simple appliance swap.

Installed Package Options

The live package selector accounts for different installation conditions, including roof height, replacement type and additional plumbing or electrical requirements.

Brisbane & Gold Coast Coverage

Professional solar hot-water installation is available across eligible Brisbane, Gold Coast and surrounding South East Queensland service areas.

COMPARE SOLAR HOT WATER OPTIONS

Related Hot Water Systems & Guides

Compare JR's complete hot-water range, roof-mounted solar systems and current Envirosun options before choosing the final installation pathway.

SUPPLY + INSTALL

Install the Envirosun TS170/20 With JR Gas & Water

The current Envirosun TS170/20Se combines 167 litres of roof-mounted stainless-steel storage with a single flat-plate solar collector, natural thermosiphon circulation and a 2.4kW electric booster in a compact solar system intended for smaller households.

JR Gas & Water supplies and installs Envirosun solar hot-water systems across eligible Brisbane and Gold Coast properties. Choose the current package and preferred installation timeframe using the live options above.

Choose Your Envirosun Solar Installation Package Above

Use the live selector for current pricing, package inclusions and availability. If the property needs difficult roof access, additional mounting work, electrical changes, longer pipework, valve upgrades, structural consideration or another non-standard requirement, choose the appropriate package or request a site-specific quote.

Solar hot water systems are an efficient and environmentally friendly way to heat your water, using energy from the sun to reduce electricity or gas consumption. To continue operating efficiently and reliably, they require regular maintenance and servicing.

Like any hot water system, manufacturers recommend routine maintenance to maximise system performance, protect key components and support your manufacturer's warranty.

Homeowner Maintenance – Every 6 Months

Every six months we recommend carrying out a simple visual inspection of your solar hot water system.

Homeowners should:

  • Carefully operate the Pressure & Temperature Relief (PTR) Valve.
  • Operate the Expansion Control Valve (ECV) (where fitted).
  • Check for water leaks around the storage tank and pipework.
  • Inspect visible solar pipe insulation for deterioration.
  • Ensure solar collectors are free from excessive dirt, leaves and debris where safely accessible.
  • Check for signs of corrosion or rust.
  • Listen for unusual noises from the system or circulating pump (where fitted).

Why is this important?

Regular operation of the PTR and ECV valves helps prevent mineral build-up that can cause the valves to seize or leak.

Keeping collectors and surrounding components clean allows the solar system to operate as efficiently as possible, while early detection of leaks or damaged insulation can prevent larger problems from developing.

Important: Always follow your manufacturer's instructions when operating safety valves, as hot water will discharge during testing. Do not climb onto your roof to inspect or clean collectors. If you're unsure, contact a licensed plumber.

JR 6-Month Solar Hot Water Health Check

Recommended Service – $99

Our professional inspection helps ensure your solar hot water system continues operating safely and efficiently while identifying issues before they become costly repairs.

Our technician will:

  • Inspect the complete hot water system.
  • Check for leaks and corrosion.
  • Test the PTR valve.
  • Test the ECV (where fitted).
  • Inspect exposed solar pipework and insulation.
  • Check storage tank condition.
  • Inspect booster operation (electric or gas).
  • Check circulating pump operation (where fitted).
  • Inspect controller operation (where applicable).
  • Confirm system heating performance.
  • Inspect valves, fittings and pipework.
  • Identify components showing signs of wear.

Service Price: $99

Routine inspections help maximise solar efficiency, reduce energy costs and minimise the likelihood of unexpected breakdowns.

Recommended 5-Year Major Service

Current Price: $449

Most solar storage hot water systems benefit from scheduled replacement of key components to maintain reliable performance and extend the life of the storage tank.

Our comprehensive 5-Year Service includes:

  • Replacement of the sacrificial anode (where fitted).
  • Replacement of the Pressure & Temperature Relief (PTR) Valve.
  • Replacement of the Expansion Control Valve (ECV).
  • Inspection of the solar collectors.
  • Inspection of solar pipework and insulation.
  • Inspection of circulating pump and controller (where fitted).
  • Inspection of booster operation.
  • Full operational testing.
  • Leak and corrosion inspection.

Why These Components Matter

Sacrificial Anode

Most vitreous enamel-lined solar storage tanks contain a sacrificial anode.

The anode gradually corrodes instead of the steel storage tank, protecting it from internal rust. Once the anode has been consumed, the tank itself begins to corrode, which can eventually lead to leaks and tank failure.

Replacing the anode at the recommended interval is one of the best ways to extend the life of your hot water system.

Pressure & Temperature Relief (PTR) Valve

The PTR valve protects the storage tank by safely relieving excessive pressure and temperature.

Mineral deposits and normal wear can prevent the valve from operating correctly over time, making routine testing and replacement essential.

Expansion Control Valve (ECV)

Where fitted, the ECV controls pressure created as water expands during heating.

Maintaining the ECV helps reduce stress on the storage tank and plumbing system, contributing to a longer service life.

Solar Collectors & Pipework

Solar collectors capture the sun's energy to heat water, while insulated pipework transfers that heat to the storage tank.

Keeping collectors unobstructed and ensuring pipe insulation remains in good condition helps:

  • Maximise solar efficiency.
  • Reduce reliance on electric or gas boosting.
  • Lower energy costs.
  • Improve overall system performance.

If Your Hot Water System Isn't Working

Before arranging a service, check the following:

  • Ensure power is switched on (for electric boosted systems).
  • Confirm the gas supply is on (for gas boosted systems).
  • Check circuit breakers and safety switches where applicable.
  • Verify the booster has not been turned off.
  • Inspect for visible water leaks.
  • Ensure exposed solar pipe insulation has not been damaged.
  • Check for controller fault codes (where fitted).
  • Listen for unusual noises from the circulating pump (where fitted).
  • Remember that several cloudy days may reduce solar heating, causing the booster to operate more frequently.

If your system is still not producing adequate hot water, contact JR Gas & Water for professional diagnosis and repair.

General Signs Your System May Need Attention

Arrange a service if you notice:

  • Reduced hot water availability.
  • Booster operating more frequently than usual.
  • Water leaking from the tank or pipework.
  • Constant dripping from relief valves.
  • Visible corrosion.
  • Damaged or deteriorated pipe insulation.
  • Pump noise or failure (where fitted).
  • Controller fault codes.
  • Rust-coloured or dirty water.
  • Unusual noises during operation.

Early servicing can often prevent more expensive repairs and extend the life of your solar hot water system.

Protect Your Warranty & Maximise System Life

Routine maintenance helps ensure your solar hot water system continues operating safely, efficiently and reliably.

Following the manufacturer's recommended maintenance schedule may also assist in maintaining warranty coverage.

Failure to maintain your system may result in:

  • Premature tank corrosion.
  • Reduced solar efficiency.
  • Higher electricity or gas consumption.
  • Leaking or seized safety valves.
  • Unexpected loss of hot water.
  • Shortened system lifespan.
  • Possible reduction or loss of manufacturer warranty, depending on the manufacturer's maintenance requirements.

Preventative maintenance is one of the best ways to protect your investment, reduce operating costs and maximise the life of your solar hot water system.

Please note: Maintenance requirements vary between manufacturers and models. Always refer to your owner's manual for the maintenance schedule applicable to your solar hot water system. JR Gas & Water services all major solar hot water brands in accordance with manufacturer recommendations where applicable.

If you're in Queensland and considering a heat pump hot water system, look no further than JR Gas & Water. Here's why:

Experience and Expertise: JR Gas & Water has over 10 years of experience in the gas and plumbing industry. Their team of licensed and insured professionals is highly skilled and knowledgeable about all aspects of heat pump installation, maintenance, and repair. They can provide expert advice on the best system for your needs and ensure a smooth installation process.

Quality Products: JR Gas & Water uses only high-quality products from trusted brands to ensure your heat pump hot water system is reliable and efficient. They also offer a range of options to suit different budgets and requirements.

Competitive Pricing: JR Gas & Water offers competitive pricing for their heat pump hot water systems, ensuring that you get a great value for your investment. They also provide a detailed quote upfront, so there are no surprises or hidden costs.

Customer Service: JR Gas & Water is committed to providing excellent customer service. They are always available to answer any questions or concerns you may have and are committed to ensuring your satisfaction.

Local Business: JR Gas & Water is a locally owned and operated business in Queensland. By choosing them for your heat pump hot water installation, you are supporting a local business and contributing to the local economy.

Warranty and Guarantee: JR Gas & Water provides a warranty and guarantee on all their products and services, giving you peace of mind knowing that your system is covered in case of any issues.

Sustainable and Environmentally Friendly: Heat pump hot water systems are a sustainable and environmentally friendly option for heating water. They use renewable energy sources, such as air or ground heat, to heat water, resulting in lower greenhouse gas emissions and reduced energy bills. JR Gas & Water can help you make the switch to a more sustainable and cost-effective solution for your hot water needs.

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