HomeWater HeatersRinnai RX180iN Condensing Tankless Water HeaterHigh-efficiency condensing tankless water heater. 180,000 BTU. Max flow: 10.0 GPM. ENERGY STAR certified.Rinnai RX180iN Condensing Tankless Water HeaterSKU: RX180iNC$4,495.00PriceExcluding GST/HSTQuantity*Add to Cart