With no storage tank to heat water, the Nautilus On Demand RV Water Heater reduces weight and increases efficiency by only operating when the need for hot water arises.The Nautilus On Demand Water Heater is sized to replace any 6, 10, 12 or 16 Gallon Tank models or any 6 or 10 gallon aluminum tank model. 60,000 BTUs. 2-Stage Modulating Combustion System Built-in freeze protection mechanism 3-Try Direct Spark Ignition 36lbs with the vent assembly 2-Year limited warranty A Suburban access panel and vent cap is required when replacing Suburban 6, 10, 12, and 16 gallon tank units. When replacing an Atwood 6 or 10 gallon unit, an Atwood access panel replacement kit and a vent cap are required.
With no storage tank to heat water, the Nautilus On Demand RV Water Heater reduces weight and increases efficiency by only operating when the need for hot water arises.The Nautilus On Demand Water Heater is sized to replace any 6, 10, 12 or 16 Gallon Tank models or any 6 or 10 gallon aluminum tank model. 60,000 BTUs. 2-Stage Modulating Combustion System Built-in freeze protection mechanism 3-Try Direct Spark Ignition 36lbs with the vent assembly 2-Year limited warranty A Suburban access panel and vent cap is required when replacing Suburban 6, 10, 12, and 16 gallon tank units. When replacing an Atwood 6 or 10 gallon unit, an Atwood access panel replacement kit and a vent cap are required.