AQUAH 12L (3.2 GPM) Liquid Propane Gas Tankless Water Heater $438.00 AQUAH 16L (4.23 GPM) Propane Gas Tankless Water Heater $299.95 AQUAH 10L (2.65 GPM) Liquid Propane Gas Tankless Water Heater $399.98 Water Pressure Relief Valve $10.95 Water Valve Assembly (16L) $56.95 Water Oulet (AQS24) $30.00 Solenoid (12L) $23.95 AQUAH Premium Heat Exchanger B (JSG28-K) $170.00 On/Off Switch (16L) $8.95 Water Flow Sensor/Inlet Assembly $75.00 Outlet Temperature Sensor $12.50 Solenoid (16L) $25.95 Control Box (6L) $25.75 AQE27 Heating Element $135.00 Gas Inlet (16L) $17.50 Water Flow Sensor (AQS24) $27.50 Outlet Temperature Sensor (AQE18) $12.50 Triacs (AQS24) $29.00 Control Box (Paramount) $63.50 Triac B (AQS24) $26.00 LED Display (Paramount) $29.00 AQUAH Paramount Heat Exchanger (JSG32-K) $95.50 AQUAH PREMIUM DIRECT VENT NATURAL GAS TANKLESS WATER HEATER $389.95 Diaphragm (10L, Silicon Gel) $12.50 Water Pressure Relief Valve/Drain Plug (10L) $10.95 Water Valve Assembly (10L) $39.95 Output Temperature Sensor (10L) $9.95 On/Off Switch (10L) $8.95 AC Adapter (10L) $10.75 Control Box (10L) $29.95 10L Heat Exchanger (JSD20-K) $59.87 Battery Holder (10L) $9.95 Solenoid (10L) $23.95 Gas Inlet (10L) $14.50 Water Inlet (10L) $9.95 Mirco Switch (10L) $11.95 Control Box (6L Outdoor) $19.95 Water Flow Sensor (AQS27) $27.50 Battery Holder (6L) $9.50