> dometic • 18-20 gallons per hour superior efficiency-less lp gas required • simple access to all controls will not burn out when dry fired quiet operation • aluminum insulated tanks • corrosion free • no anode rods needed units offer 1400-watt electric element to boost recovery time all models include arctic white water heater on and off inside your rv with direct spark ignition exothermal technology produces 50% provide the equivalent of 16 gallons of electric models offer 1400-watt electric models include direct spark ignition members save 50% 2 yea limited warranty installation members item# type sale reg type members item# sale reg tankless water heaters provide hot water anywhere weighs 11.2 lbs weighs 14.7 lbs weighs 30 lbs weighs 30 lbs item model installatio outdoor indoor outdoor rated 15 gpm rated 1.6 gpm btu flow rate portable power source gas type venting water pressure regulator & hose temperature control warranty members sale yes liquid propane only none needed rated 1.6 gpm yes 2"d" cell batteries liquid propane only none needed not included yes liquid propane only none needed fvi12 indoor rated 3.6 gpm ng or lp 25" horizontal included not included rated 3.0 gpm ng or lp not included reg maintain your rv