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Optional pressure gauge can be inserted for downstream pressure measurement via the BSP 6mm test plug
Thread Size Physical Measurements: 26
Model: MST-1
despite all AVG marketing materials/photos show the valve upside down
1 year replacement (parts only) warranty from purchase date is offered by All Trades Online
AVG 20mm NRI-PRV-20C Non Return Isolation Pressure Reducing Combo Valve Check Valve Optional pressure gauge can beOverview The AVG NRI PRV 20C 20mm 3 4" Non Return Isolation & Pressure Reducing Combo Valve combines 2 valves in one as a compact unit to save cost installation time and eliminates a potential leaking point. This AVG NRI PRV 20C combo valve is commonly supplied as part of AVG Quickie kits and many solar hot water installation kits, making the NRI PRV 20C a popular direct swap item during the pressure valve train servicing without changing the plumbing
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