669 Safety valve assemblies made of gunmetal, straight way form with threaded connection
The combination of a shut-off valve, strainer, backflow preventer, and membrane safety valve in a space-saving housing ensures compliance with the mandatory order for all fittings needed for a drinking water heating system.
This eliminates the need for a time-consuming individual installation. The bronze housing guarantees excellent resistance to various qualities of drinking water.
To secure:
The safety group is installed in the cold water inlet of the boiler. When using this compact valve combination, the sequence of individual connections according to DIN 1988 is always observed.
The safety valve of the safety group is factory-set and sealed.
