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 $899.85 Gas Inlet/Valve (6L Outdoor) $43.50 On/Off Switch (6L Outdoor) $17.90 Control Box (6L Outdoor) $59.85 6L Heat Exchanger (outdoor) $58.00 Triac A (AQE12) $27.00 Solenoid (6L Outdoor) $47.90 Output Temperature Sensor (12L) $19.90 Water Flow Sensor (AQE12) $24.95 Control Board (AQE12) $24.95 AC Adapter (12L) $21.50 Mirco Switch (12L) $23.90 Triacs (AQS27) $58.00 Water Oulet (AQE12) $24.00 On/Off Switch (16L) $8.95 Water Pressure Relief Valve $21.90 Water Inlet with Ignitor (6L Outdoor) $12.95 Water Flow Sensor (AQS27) $82.50 16L Heat Exchanger (JSD32-K) $159.00 Battery Holder (6L) $9.50 Gas Inlet (16L) $35.00 AQUAH 16L (4.23 GPM) Propane Gas Tankless Water Heater $599.90 1 M Stainless Steel Direct Vent Pipe Extension $71.75 Stainless Steel Rain Cap for 12L (3.2 GPM) Tankless Water Heater $32.50 Stainless Steel Direct Vent Pipe with Elbow *** $45.00 LED Display (Premium) $45.00 Outlet Temperature Sensor (Premium) $25.00 Water Pressure Relief Valve $21.90 Control Box (10L) *** $59.90 Gas Inlet (10L) $29.00 Water Valve Assembly (10L) $39.95 Water Inlet (16L) $9.95 Outlet Temperature Sensor (AQE18) $12.50 Triacs (AQS24) $58.00 AQUAH Paramount Heat Exchanger (JSG32-K) $191.00 AC Adapter (16L) $10.75 Outlet Temperature Sensor (AQE18) $12.50 Control Board (AQE18) $44.00 Triac B (AQS24) $26.00 AQUAH 24 KW Electric Tankless Water Heater $279.75 Triac B (AQE12) $50.00 Outlet Temperature Sensor (Paramount) $12.50 Water Inlet (12L) $9.95 AQE12 Heating Element $79.50 Battery Holder (16L) $19.90 Water Valve Assembly (12L) $42.95 Water Valve Assembly (16L) $56.95 Water Flow Sensor/Inlet Assembly $75.00 Triac B (AQE18) $26.00 Diaphragm (12L, Silicon Gel) $13.50 Outlet Temperature Sensor $12.50 Solenoid (10L) $47.90 Water Oulet (AQS24) $15.00 Control Box (16L) $29.95 Control Board (AQS24) $22.00 Water Inlet (10L) $9.95 Battery Holder (12L) $19.90 Control Box (Paramount) $63.50 Water Pressure Relief Valve $10.95 Water Flow Sensor (AQE18) *** $29.50 Water Flow Sensor (AQS24) $27.50 Gas Inlet (12L) $14.50 Water Oulet (AQE18) $15.00 Water Pressure Relief Valve/Drain Plug (12L) $21.90 AQUAH 12L (3.2 GPM) Natural Gas Tankless Water Heater $219.99 AQE27 Heating Element $135.00 Water Pressure Relief Valve/Drain Plug (10L) $10.95 AQE24 Heating Element $135.00