Natural Gas Preset to 50c 6 Star Instantaneous Choose from 16, 20 or 26 Litres per minute of endless hot water.
Natural Gas Preset to 50c 6 Star Instantaneous Choose from 16, 20 or 26 Litres per minute of endless hot water.
in 5 offers
The lowest price for Rinnai B20N50A 20L Natural Gas Instantaneous Hot Water System right now is $950.00 at G Store, compared across 5 retailers.
The all-time low was $823.44 on 14 Jan 2025 — today's price is 15% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 1 Oct 2026.
Rinnai B20N50A 20L Natural Gas Instantaneous Hot Water System
Natural Gas Preset to 50c 6 Star Instantaneous Choose from 16, 20 or 26 Litres per minute of endless hot water.
Natural Gas Preset to 50c 6 Star Instantaneous Choose from 16, 20 or 26 Litres per minute of endless hot water.
Last updated at 01/10/2026 11:53:41
Rinnai B20 Builders Series Continuous Flow Hot Water 50°C Natural Gas
Delivery $29.95
Rinnai B20 Instant Gas Hot Water System
Delivery between Fri – Wed $55
Rinnai Builders Gas Continuous Flow, 20L / Nat. Gas / 50 Deg. Preset
Delivery between Tue – Wed $100
Rinnai Infinity B20 Lpg Gas Hw Unit (50)
Free delivery
Rinnai 20L Natural Gas Instantaneous Hot Water System B20N50A
14-day returns
Rinnai B20 Builders Series Continuous Flow Hot Water 50°C Natural Gas
Delivery $29.95
Rinnai B20 Instant Gas Hot Water System
Delivery between Fri – Wed $55
Rinnai Builders Gas Continuous Flow, 20L / Nat. Gas / 50 Deg. Preset
Delivery between Tue – Wed $100
Rinnai Infinity B20 Lpg Gas Hw Unit (50)
Free delivery
Rinnai 20L Natural Gas Instantaneous Hot Water System B20N50A
14-day returns
