0.5 M Stainless Steel Direct Vent Pipe Extension *** $77.90 AQUAH PLUS DIRECT VENT NATURAL GAS TANKLESS GAS WATER HEATER $599.90 Water Flow Sensor (AQS27) $82.50 Water Oulet (AQS24) $45.00 Control Board (AQS27) *** $66.00 AQUAH 12L (3.2 GPM) Outdoor Propane Gas Tankless Water He $687.00 Triac B (AQS27) $104.00 Water Pressure Relief Valve $32.85 Fan Motor (Plus) $57.00 Outlet Temperature Sensor (Plus) $12.50 Triacs (AQS24) $87.00 Gas Inlet (12L) $43.50 Diaphragm (6L, Silicon Gel) $21.00 Water Pressure Relief Valve $21.90 Water Flow Sensor (AQE12) $49.90 Output Temperature Sensor (6L) $19.90 Outlet Temperature Sensor (AQE18) $12.50 Outlet Temperature Sensor (AQE18) $37.50 Outlet Temperature Sensor (Paramount) $37.50 Water Flow Sensor (AQS24) $82.50 Gas Inlet (6L) $43.50 12L Heat Exchanger (JSD24-K) $129.90 AQUAH Paramount Heat Exchanger (JSG32-K) $286.50 AC Adapter (10L) $21.50 Diaphragm (10L, Silicon Gel) $50.00 Battery Holder (6L) $19.00 Water Oulet (AQE12) $24.00 Water Valve Assembly (6L) $119.85 Control Board (AQE12) $74.85 Battery Holder (16L) $19.90 Solenoid (12L) $71.85 On/Off Switch (16L) $17.90 Water Oulet (AQS24) $45.00 Water Pressure Relief Valve/Drain Plug (12L) $21.90 Water Inlet (6L) $29.85 Control Box (6L) $77.25 Control Board (AQE18) $44.00 Battery Holder (10L) $29.85 Water Flow Sensor/Inlet Assembly $75.00 Triac A (AQE12) $27.00 Water Pressure Relief Valve/Drain Plug (10L) $32.85 Output Temperature Sensor (Paramount) $29.85 Diaphragm (12L, Silicon Gel) $40.50 10L Heat Exchanger (JSD20-K) $119.74 AQE24 Heating Element $135.00 Water Valve Assembly (16L) $113.90 Gas Inlet (16L) $35.00 Diaphragm (16L, Silicon Gel) $47.85 6L Heat Exchanger (JSD12-K) $35.00 Water Inlet (16L) $9.95 Triac B (AQS24) $52.00 Control Box (10L) $29.95 Output Temperature Sensor (10L) $9.95 On/Off Switch (10L) $8.95 AC Adapter (12L) $21.50 Solenoid (6L) $47.90 Mirco Switch (6L) $35.90 Water Valve Assembly (10L) $119.85 Water Inlet (10L) $9.95 LED Display (Paramount) $29.00 Output Temperature Sensor (16L) $9.95 Water Pressure Relief Valve/Drain Plug (6L) $10.95 Solenoid (16L) $51.90 Diaphragm (6L, Rubber) $8.95 Water Inlet (12L) $19.90 On/Off Switch (6L) $17.90 AQUAH 12L (3.2 GPM) Natural Gas Tankless Water Heater $439.98 LED Display (Plus) $22.50 Water Flow Sensor (Plus) $26.78 Output Temperature Sensor (Plus) $9.95 Heat Exchanger (Plus) $64.75 AQUAH 10L (2.65 GPM) Liquid Propane Gas Tankless Water Heater $199.99 1 M Stainless Steel Direct Vent Pipe Extension $71.75 Triac B (AQE18) $26.00 Water Oulet (AQE18) $15.00 Water Pressure Relief Valve $10.95 Water Flow Sensor (AQE18) *** $59.00 AQE18 Heating Element $105.00