1/2" Combined Safety & Non-Return Valve extension The head must be ordered

The head must be ordered separately to the valve

Boost Function

the cap is easily secured to the top of a masonry chimney which is no longer to be used

- Permissible operating temperature 70deg

- Drain cleaning products should not be poured down the Magna Valve

1/2" Combined Safety & Non-Return Valve extension The head must be orderedDESCRIPTION: A safety valve is designed to relieve any pressure in a heating system where the component are unable to accommodate any rapid and excessive pressure build up. Either type of valve should be fitted as close to the boiler as possible, and should incorporate a " pipe connection which enables discharge to a point outside of the building. It should discharge in a position which is noticeable, BUT NOT where any discharge may cause bodily