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AVG PTR20-1000-LF 20mm (3/4") 1000kPa PTR Valve with insulation jacket
2 x AVG Pump Adapter/Unions
This new unit superseded the old version in 2022
The cycle will then repeat when the solar panels slowly lose heat and the FPV anti frost valve opens again
Standard Hot Water Heaters
AVG Thermal Arrestor TA Valve TA20-15C for Roof Top Thermosiphon Solar Hot Water Pressure Control Valve AVG PTR20-1000-LF 20mm (3/4") 1000kPaOverview Australian Valve Group (AVG) Thermal Arrestor TA Valve TA20 15C for roof top thermosiphon solar hot water heater systems. It features a Tee function allowing cold water inlet into the tank at the same time. Australian Watermark approved. This valve is commonly specified by water heater manufacturers in their roof top tanks by all brands, such as Rheem, Rinnai, SolarHart, Apricus and most others. (Check out my store for other options)
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