Triac B (AQS24) $26.00 Solenoid (6L Outdoor) $23.95 Water Pressure Relief Valve/Drain Plug (16L) $10.95 Diaphragm (12L, Silicon Gel) $13.50 AQE18 Heating Element $105.00 Metric BSP G 1/2" Female to NPT 1/2" Male Pipe Coupling Coupler $12.50 Triac B (AQE18) $26.00 LED Display (Paramount) $29.00 Control Board (AQS27) $22.00 Water Inlet (16L) $9.95 AQUAH 6L Portable Outdoor Liquid Propane Tankless Water Heater $89.00 Water Oulet (AQS24) $15.00 Control Box (16L) $29.95 Water Pressure Relief Valve $10.95 AQE24 Heating Element $135.00 AQUAH PARAMOUNT DIRECT VENT PROPANE GAS TANKLESS WATER HEATER $409.95 On/Off Switch (12L) $8.95 10L Heat Exchanger (JSD20-K) $59.87 Control Box (12L) $29.95