Saunier Duval 0020047005 Pressure Relief Heating Valve

Saunier Duval Pressure Relief Heating Valve (20047005). The pressure relief valve helps to control pressure build up within a closed system. It is set to open proportionally to increasing pressure to prevent pressure causing the system to malfunction or break. 3 Bar. Push fit inlet connection. Male Screw fit outlet connection. Genuine brand new Saunier Duval product, covered by a Saunier Duval manufacturer's guarantee.