AQUAH 12L (3.2 GPM) Outdoor Natural Gas Tankless Water Heater $229.00 1 M Stainless Steel Direct Vent Pipe Extension $71.75 AQUAH 12L (3.2 GPM) Liquid Propane Gas Tankless Water Heater $438.00 Triacs (AQS27) $29.00 Output Temperature Sensor (6L) $9.95 Outlet Temperature Sensor $12.50 Water Flow Sensor (Premium, copper) $26.78 On/Off Switch (12L) $8.95 Water Flow Sensor (AQE12) $24.95 AQE18 Heating Element $105.00 AQUAH Premium Heat Exchanger B (JSG28-K) $85.00 Water Pressure Relief Valve $10.95 Control Board (AQE18) $22.00 Water Oulet (AQS24) $15.00 Triacs (AQS24) $29.00 LED Display (Plus) $22.50 Control Board (AQE12) $24.95 Battery Holder (6L) $9.50 Triac B (AQS27) $26.00 Fan Motor (Plus) $28.50 Outlet Temperature Sensor (Premium) $12.50 Triac A (AQE12) $27.00 Triac B (AQE12) $25.00 Stainless Steel Rain Cap for 10L (2.7 GPM) Tankless Water Heater $32.50 AQUAH Paramount Heat Exchanger (JSG32-K) $95.50 Water Inlet with Ignitor (6L Outdoor) $12.95 AQE12 Heating Element $79.50 Control Box (Premium) $56.95 Water Flow Sensor (AQS24) $27.50 Water Pressure Relief Valve/Drain Plug (12L) $10.95 Solenoid (6L) $23.95 Gas Inlet (6L) $14.50 Battery Holder (12L) $9.95 Mirco Switch (6L) $17.95 Outlet Temperature Sensor (AQE18) $12.50 Control Box (6L) $25.75 Water Flow Sensor (AQS27) $27.50 Gas Inlet (12L) $14.50 Triac B (AQS24) $26.00 Water Oulet (AQE12) $12.00 Water Inlet (6L) $9.95 Water Pressure Relief Valve $10.95 Output Temperature Sensor (Paramount) $9.95 Output Temperature Sensor (Premium) $9.95 LED Display (Premium) $22.50 On/Off Switch (6L) $8.95 Battery Holder (6L) $9.50 Solenoid (12L) $23.95 AQUAH PLUS DIRECT VENT NATURAL GAS TANKLESS GAS WATER HEATER $299.95 LED Display (Paramount) $29.00 Water Flow Sensor (Plus) $26.78 Outlet Temperature Sensor (Paramount) $12.50 Heat Exchanger (Plus) $64.75 AQUAH PARAMOUNT DIRECT VENT NATURAL GAS TANKLESS WATER HEATER $409.95 AQE27 Heating Element $135.00