Onsen 26 Continuous Flow Gas Hot Water System – Supply & Install in Brisbane & Gold Coast
Hot water that keeps up with your lifestyle—no tanks, no waiting, just performance.
The Onsen 26 is a high-capacity, continuous flow gas hot water system designed to meet the needs of larger Australian households. With a powerful 26L per minute flow rate, it delivers hot water on demand—even when multiple showers, taps, or appliances are running at once.
At JR Gas & Water, we offer complete supply and installation across Brisbane and Gold Coast suburbs. As award-winning plumbers (2023, 2024, and 2025 Best Plumbers and Best Home Care Store), we ensure every job is safe, compliant, and built to last.
Key Features of the Onsen 26
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💧 26L/min continuous flow – Perfect for homes with 2–3 bathrooms
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🔥 Gas-powered hot water on demand – Instant heat without the energy loss of storage tanks
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🧠Smart modulating burner – Delivers just the right amount of heat to save energy
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💸 6-Star energy efficiency – Lower gas usage and reduced bills
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🔌 Compatible with Natural Gas or LPG – Choose the fuel source that suits your property
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🧱 Compact wall-mount design – Saves space and fits seamlessly outdoors
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🧼 Low-maintenance with long-lasting components
Who’s It Perfect For?
âś” Families of 4+ in homes with 2+ bathrooms
âś” Households that run multiple taps or appliances at once
âś” Homeowners switching from storage tank systems
âś” Energy-conscious families looking to save on bills
âś” Builders or renovators needing a modern, tankless hot water option
Why JR Gas & Water?
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🧰 Licensed gas fitters & plumbers with decades of experience
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đź“„ QBCC Form 4 included on every install for compliance
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🧼 Safe removal and disposal of your old hot water system
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🏆 Trusted by thousands across SEQ—local, fast, and dependable
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⚙️ Custom install packages based on your setup
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🗓️ Same-day or next-day service available in most areas
Installation Packages
Base Package
Includes standard system replacement with compliant setup, Form 4, and quick install.
Silver Package
For customers upgrading older systems—includes new valve set, compliant pressure upgrades, and gas fitting modifications.
Gold Package
Full system upgrade—includes new valves, upgraded pipework, a concrete base if required, all fittings, tempering valve (if needed), and full removal of the old system.
Common Questions
Q: Can the Onsen 26 handle two or more showers running at once?
A: Yes! Its 26L/min flow rate supports high-demand households easily.
Q: Is the Onsen 26 LPG-compatible?
A: Yes, it’s available in both natural gas and LPG versions.
Q: What’s the warranty on the Onsen 26?
A: Onsen offers a 12-year heat exchanger warranty and 3 years on parts and labour.
Q: Can I install this system indoors?
A: No. It’s designed for safe, efficient outdoor wall mounting only.
Q: Do you include everything I need for installation?
A: Yes—our install packages include all valves, fittings, testing, compliance paperwork, and cleanup.
Get Steady, High-Volume Hot Water With Onsen 26
Ditch the limits of old storage tanks and enjoy constant hot water at the turn of a tap. With the Onsen 26 and expert installation from JR Gas & Water, you'll never need to plan showers around hot water again.
🔥 Explore more continuous flow gas hot water systems or book your install today.
