Viessmann pressure relief valve helps to control pressure build up within a heating system. It is set to proportionally react to increasing pressure in the system to prevent a dangerously high pressure build up within the system.
Supplied with fibre washers
Technical specification
TypePressure Relief ValveManufacturer Model No7823511Brand NameViessmann
Reviews
Viessmann Pressure Relief Valve Fvitodens 200 Or Prv 7823511