AQUAH 12L (3.2 GPM) Liquid Propane Gas Tankless Water Heater $657.00 LED Display (Plus) $45.00 AQUAH 16L (4.23 GPM) Natural Gas Tankless Water Heater $599.90 Gas Inlet (10L) $29.00 Water Flow Sensor (AQE12) $49.90 Outlet Temperature Sensor (Paramount) $12.50 Outlet Temperature Sensor (AQE18) $12.50 Gas Inlet (6L) $29.00 Water Flow Sensor (Premium, copper) $80.34 Gas Inlet/Valve (6L Outdoor) $29.00 Control Board (AQS27) $44.00 Water Inlet (16L) $19.90 Water Pressure Relief Valve $21.90 Stainless Steel Rain Cap for 6L (1.6 GPM) Tankless Water Heater $65.00 Gas Inlet (16L) $17.50 Stainless Steel Rain Cap for 12L (3.2 GPM) Tankless Water Heater $32.50 Water Pressure Relief Valve/Drain Plug (12L) $21.90 Diaphragm (6L, Rubber) $8.95 AQE18 Heating Element $210.00 Diaphragm (10L, Silicon Gel) $12.50 6L Heat Exchanger (outdoor) $58.00 Control Box (12L) $29.95 AQUAH 10L (2.65 GPM) Liquid Propane Gas Tankless Water Heater $599.97 Battery Holder (6L) $9.50 Mirco Switch (6L) $17.95 Control Box (Paramount) $63.50 Triacs (AQS27) $58.00 Solenoid (6L) $23.95 1 M Stainless Steel Direct Vent Pipe Extension $143.50 Output Temperature Sensor (12L) $9.95 Water Valve Assembly (6L) $79.90 AC Adapter (10L) $21.50 AQUAH Paramount Heat Exchanger (JSG32-K) $95.50 Water Flow Sensor (Plus) $26.78 Mirco Switch (12L) $23.90 Control Box (10L) $29.95 6L Heat Exchanger (JSD12-K) $70.00 Control Box (6L Outdoor) $19.95 On/Off Switch (6L) $8.95 12L Heat Exchanger (JSD24-K) $64.95 Mirco Switch (10L) $23.90 Output Temperature Sensor (Plus) $19.90 Water Pressure Relief Valve $10.95 0.5 M Stainless Steel Direct Vent Pipe Extension *** $38.95 90* Co-Axial Stainless Steel Direct Vent Pipe Elbow $69.90 Control Box (Plus) *** $52.25 Water Flow Sensor (AQS27) $27.50 Water Valve Assembly (10L) $79.90 Triac B (AQS27) $52.00 Solenoid (10L) $23.95 Water Valve Assembly (12L) $42.95 AC Adapter (12L) $10.75 Heat Exchanger (Plus) $64.75 AQUAH 16L (4.23 GPM) Propane Gas Tankless Water Heater $299.95 AQUAH 12L (3.2 GPM) Natural Gas Tankless Water Heater $219.99 Mirco Switch (16L) $23.90 Solenoid (12L) $23.95 Water Pressure Relief Valve $10.95 Outlet Temperature Sensor $12.50 Control Box (16L) $29.95 Control Board (AQE12) $24.95 Water Pressure Relief Valve/Drain Plug (16L) $10.95 Metric BSP G 1/2" Female to NPT 1/2" Male Pipe Coupling Coupler $12.50 Solenoid (16L) $25.95 AQUAH Premium Heat Exchanger A (JSG28-K) $85.00 Diaphragm (12L, Silicon Gel) $13.50 Output Temperature Sensor (16L) $9.95 Water Pressure Relief Valve/Drain Plug (10L) $10.95 Blower Switch (Premium) $18.50 AC Adapter (16L) $10.75