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The lowest price for Rinnai Infinity B Instant Hot Water System right now is $800.00 at Same Day Hot Water, compared across 16 retailers.
The all-time low was $800.00 on 12 Oct 2026. That's the lowest price we've ever tracked — a great time to buy.
Prices last updated 21 Oct 2026.
Rinnai Infinity B Instant Hot Water System
Last updated at 21/10/2026 17:32:54
Rinnai Infinity B16 litre Continuous Flow Hot Water Heater (Gas Type: Natural Gas, Temp Preset: 60)
Free delivery between 26–30 Oct
Rinnai Infinity B 50°C 16L Instant Hot Water System INF16L50B B16 *LPG GAS*
Free delivery between 26 Oct – 5 Nov
Rinnai B16 Continuous Flow Gas Hot Water System - LPG 50°C INF16L50B
14-day returns
Rinnai Infinity B 60oC 16L Instant Hot Water System INF16N60B B16 *NATURAL GAS*
Free delivery between Fri – Sat
Rinnai Infinity B 60oC 16L Instant Hot Water System INF16L60B B16 *LPG GAS*
Free delivery
Rinnai Infinity B 60oC 16L Instant Hot Water System INF16L60B B16 *LPG GAS*
Free delivery
Rinnai Infinity B16 Gas Continuous Flow Hot Water Natural Gas 50°
Delivery between 28 Oct – 5 Nov $29.95
Rinnai Infinity B16 50C PROPANE LP Gas Continuous Hot Water Heater Euro White INF16L50B
Free delivery between 26–29 Oct
Rinnai Infinity B16
Delivery between Mon – Wed $20
Rinnai Infinity 16 Continuous Flow Natural Gas Hot Water Pre-Set 50 Degrees INF16N50B
14-day returns
| Fuel Type | Natural Gas |
| Heat Pump? | No |
| Product Type | Instant Hot Water System |
| System Type | Tankless Water Heater |
| Type Features | Instant heating |
Rinnai Infinity B16 litre Continuous Flow Hot Water Heater (Gas Type: Natural Gas, Temp Preset: 60)
Free delivery between 26–30 Oct
Rinnai Infinity B 50°C 16L Instant Hot Water System INF16L50B B16 *LPG GAS*
Free delivery between 26 Oct – 5 Nov
Rinnai B16 Continuous Flow Gas Hot Water System - LPG 50°C INF16L50B
14-day returns
Rinnai Infinity B 60oC 16L Instant Hot Water System INF16N60B B16 *NATURAL GAS*
Free delivery between Fri – Sat
Rinnai Infinity B 60oC 16L Instant Hot Water System INF16L60B B16 *LPG GAS*
Free delivery
| Fuel Type | Natural Gas |
| Heat Pump? | No |
| Product Type | Instant Hot Water System |
| System Type | Tankless Water Heater |
| Type Features | Instant heating |
