AQUAH 10L (2.65 GPM) Liquid Propane Gas Tankless Water Heater $199.99 AQUAH 12L (3.2 GPM) Outdoor Propane Gas Tankless Water He $229.00 0.5 M Stainless Steel Direct Vent Pipe Extension *** $38.95 AQUAH 16L (4.23 GPM) Natural Gas Tankless Water Heater $599.90 Gas Inlet/Valve (6L Outdoor) $43.50 On/Off Switch (6L Outdoor) $17.90 Control Box (6L Outdoor) $39.90 6L Heat Exchanger (outdoor) $58.00 Metric BSP G 1/2" Female to NPT 1/2" Male Pipe Coupling Coupler $12.50 Water Inlet (16L) $19.90 Outlet Temperature Sensor (Paramount) $25.00 Output Temperature Sensor (Paramount) $19.90 AQE24 Heating Element $135.00 On/Off Switch (12L) $17.90 Solenoid (10L) $23.95 Outlet Temperature Sensor (AQE18) $12.50 Triac B (AQS27) $52.00 Mirco Switch (10L) $11.95 Control Box (Paramount) $127.00 Triac B (AQE12) $50.00 AQE27 Heating Element $270.00 Outlet Temperature Sensor (AQE12) $25.00 Water Oulet (AQS24) $15.00 Water Pressure Relief Valve/Drain Plug (10L) $10.95 10L Heat Exchanger (JSD20-K) $59.87 Diaphragm (12L, Silicon Gel) $27.00 Outlet Temperature Sensor $25.00 Control Box (16L) $59.90 Water Valve Assembly (12L) $85.90 Water Inlet (12L) $19.90 Solenoid (16L) $51.90 On/Off Switch (10L) $8.95 Water Oulet (AQE18) $15.00 Gas Inlet (12L) $29.00 AQUAH Paramount Heat Exchanger (JSG32-K) $191.00 Triacs (AQS24) $29.00 Triac B (AQE18) $26.00 Control Board (AQS27) $44.00 Water Flow Sensor/Inlet Assembly $75.00 Water Pressure Relief Valve/Drain Plug (12L) $21.90 AQE12 Heating Element $159.00 Battery Holder (12L) $19.90 Control Board (AQS24) $22.00 Battery Holder (16L) $19.90 Water Valve Assembly (16L) $113.90 Control Box (12L) $59.90 AC Adapter (16L) $21.50 Diaphragm (16L, Silicon Gel) $31.90 LED Display (Paramount) $58.00 Mirco Switch (16L) $23.90 Water Oulet (AQS24) $30.00 Water Pressure Relief Valve $21.90 Output Temperature Sensor (16L) $19.90 Outlet Temperature Sensor (AQE18) $12.50 12L Heat Exchanger (JSD24-K) $129.90 Water Pressure Relief Valve $10.95 Water Pressure Relief Valve/Drain Plug (16L) $21.90 Solenoid (12L) $47.90 AQUAH 12L (3.2 GPM) Natural Gas Tankless Water Heater $659.97 Triac A (AQE12) $27.00 Solenoid (6L Outdoor) $47.90 Output Temperature Sensor (12L) $9.95 Water Flow Sensor (AQE12) $24.95 Control Board (AQE12) $24.95 AC Adapter (12L) $10.75 Mirco Switch (12L) $11.95 Triacs (AQS27) $29.00 Water Oulet (AQE12) $12.00 On/Off Switch (16L) $8.95 Water Pressure Relief Valve $10.95 Water Inlet with Ignitor (6L Outdoor) $12.95 Water Flow Sensor (AQS27) $27.50 16L Heat Exchanger (JSD32-K) $79.50 Battery Holder (6L) $9.50 Gas Inlet (16L) $17.50 AQUAH 16L (4.23 GPM) Propane Gas Tankless Water Heater $299.95