Water Valve Assembly (10L) $119.85 AQUAH 12L (3.2 GPM) Outdoor Natural Gas Tankless Water Heater $458.00 Water Flow Sensor (Premium, copper) $80.34 Diaphragm (6L, Rubber) $17.90 90* Co-Axial Stainless Steel Direct Vent Pipe Elbow $69.90 Water Pressure Relief Valve/Drain Plug (10L) $21.90 Battery Holder (10L) $19.90 Solenoid (6L) $47.90 Solenoid (10L) $47.90 AC Adapter (10L) $21.50 Output Temperature Sensor (Paramount) $19.90 Diaphragm (6L, Silicon Gel) $21.00 Water Oulet (AQS24) $30.00 AQUAH 16L (4.23 GPM) Natural Gas Tankless Water Heater $599.90 Outlet Temperature Sensor $37.50 On/Off Switch (12L) $17.90 AQUAH PREMIUM DIRECT VENT PROPANE GAS TANKLESS WATER HEATER $389.95 Water Pressure Relief Valve/Drain Plug (12L) $32.85 Gas Inlet (6L) $43.50 Control Box (Premium) $170.85 Water Flow Sensor (AQS27) $82.50 Output Temperature Sensor (10L) $9.95 Outlet Temperature Sensor (AQE18) $37.50 Mirco Switch (12L) $47.80 AQUAH PREMIUM DIRECT VENT NATURAL GAS TANKLESS WATER HEATER $1,559.80 AC Adapter (12L) $21.50 AQUAH 10L (2.65 GPM) Outdoor Natural Gas Tankless Water Heater $209.99 Water Flow Sensor (AQS24) $55.00 Control Board (AQS24) $44.00 Metric BSP G 1/2" Female to NPT 1/2" Male Pipe Coupling Coupler $37.50 Battery Holder (12L) $29.85 AQUAH 12L (3.2 GPM) Outdoor Propane Gas Tankless Water He $687.00 Control Box (6L) $77.25 Water Pressure Relief Valve/Drain Plug (6L) $10.95 AQUAH 10L (2.65 GPM) Outdoor Propane Gas Tankless Water Heater $419.98 AQUAH 10L (2.65 GPM) Liquid Propane Gas Tankless Water Heater $599.97 Mirco Switch (10L) $35.85 Output Temperature Sensor (6L) $19.90 Blower Switch (Premium) $55.50 AQE24 Heating Element $270.00 Stainless Steel Rain Cap for 10L (2.7 GPM) Tankless Water Heater $130.00 Triac B (AQS27) $78.00 Outlet Temperature Sensor (Paramount) $50.00 Battery Holder (6L) $19.00 Water Flow Sensor (Plus) $80.34 Outlet Temperature Sensor (Plus) $25.00 Control Box (Plus) *** $104.50 Blower Switch (Plus) $37.00 Fan Motor (Plus) $57.00 Control Box (10L) *** $59.90 Mirco Switch (16L) $11.95 Water Valve Assembly (16L) $56.95 Water Valve Assembly (12L) $42.95 Fan Motor (Premium) $28.50 1 M Stainless Steel Direct Vent Pipe Extension $71.75 LED Display (Plus) $45.00 AQUAH 16L (4.23 GPM) Propane Gas Tankless Water Heater $299.95 Control Box (12L) $29.95 AQUAH PARAMOUNT DIRECT VENT NATURAL GAS TANKLESS WATER HEATER $409.95 AQUAH 12L (3.2 GPM) Natural Gas Tankless Water Heater $219.99 AQUAH Paramount Heat Exchanger (JSG32-K) $95.50 AQUAH PARAMOUNT DIRECT VENT PROPANE GAS TANKLESS WATER HEATER $409.95 10L Heat Exchanger (JSD20-K) $59.87