The Rinnai 17i Internal Instantaneous Natural Gas Water Heater is a high-efficiency, wall-mounted unit designed to deliver uninterrupted, on-demand hot water for both domestic and light-commercial applications. With a powerful 35kW output and flow rate up to 17 litres per minute, this tankless gas water heater is ideal for high-demand environments such as restaurants, homes, care facilities, and multi-bathroom properties.
Hydrogen-ready and engineered for 20% hydrogen/methane blend, the Rinnai 17i is a future-proof and eco-friendly solution that exceeds ECO-DESIGN Low NOx standards. The included flue kit and compact, internal room-sealed design make for easy installation, whether you're upgrading from traditional multipoint systems or replacing legacy units from brands like Vokera, Main, or Chaffoteaux.
✅ Hydrogen-Ready – Supports 20% hydrogen blend for future energy transitions
✅ Ultra Low-NOx – Surpasses ECO-DESIGN regulations for reduced environmental impact
✅ Powerful Output – 35kW heating capacity with up to 17L/min continuous flow
✅ Compact & Lightweight – Internal wall-mounted design, weighing just 14kg
✅ Room-Sealed & Safe – Ideal for indoor installations in tight spaces
✅ Easy Installation – Includes push-fit flue system, simple wiring, and frost protection
✅ Temperature Control – Adjustable hot water range from 37°C to 65°C
✅ Reliable Ignition – Direct electronic ignition ensures safe and consistent performance
✅ Ideal for High-Demand Applications – From restaurants to homes with multiple bathrooms
✅ Energy Efficient Alternative – Outperforms traditional storage heaters in cost and performance
If you're looking for a low-emission, high-efficiency, and hydrogen-ready hot water system, the Rinnai 17i is a proven, reliable upgrade. Designed for performance, longevity, and energy savings, it's perfect for continuous flow applications that demand hot water without interruption.
Order now and enjoy instant, energy-efficient hot water with the Rinnai 17i Low NOx 35kW Internal Tankless Gas Water Heater & Vertical Flue Kit – the smarter way to heat water, today and tomorrow.
| Brand | Rinnai |
|---|---|
| Product Type | Tankless Multi-Point Gas Water Heater |
| Installation | Internal wall mounted |
| Heat Output | 35 kW |
| Gas Type | Natural Gas |
| Hydrogen Compatibility | 20% Hydrogen Blend Ready |
| Flow Rate | 17 ltr/min raise 25°C |
| NOx Emissions | Ultra Low-NOx, meets ECO-DESIGN requirements |
| Exhaust System | Room Sealed |
| Temperature range | 35°C - 65°C |
| Ignition Type | Direct Electronic |
| Dimensions (H x W x D) | 541mm x 373mm x 173mm |
| Gas consumption - Natural gas | 4.53 - 36kW max |
| Weight | 14kg |
| Nominal operating pressure | 1 - 8.3 bar |
| Electrical consumption | 80W |
| Flue Type | Push Fit System |
| Regulation Compliance | ECO-DESIGN |
| Frost Protection | Built-In |
| Minimum Operating Flow Rate | 2 ltr/min |
| Warranty | 1 Year Labour, 3 Years on Parts |
✅ Hydrogen-Ready – Supports 20% hydrogen blend for future energy transitions
✅ Ultra Low-NOx – Surpasses ECO-DESIGN regulations for reduced environmental impact
✅ Powerful Output – 35kW heating capacity with up to 17L/min continuous flow
✅ Compact & Lightweight – Internal wall-mounted design, weighing just 14kg
✅ Room-Sealed & Safe – Ideal for indoor installations in tight spaces
✅ Easy Installation – Includes push-fit flue system, simple wiring, and frost protection
✅ Temperature Control – Adjustable hot water range from 37°C to 65°C
✅ Reliable Ignition – Direct electronic ignition ensures safe and consistent performance
✅ Ideal for High-Demand Applications – From restaurants to homes with multiple bathrooms
✅ Energy Efficient Alternative – Outperforms traditional storage heaters in cost and performance
