These 3/4" Isolation Ball Valves (supplied as a red/blue pair) are for isolating the underfloor heating manifold and pump set from the heating system eliminating the need to drain down in event of a pump pack failure.
These 3/4" Isolation Ball Valves (supplied as a red/blue pair) are for isolating the underfloor heating manifold and pump set from the heating system eliminating the need to drain down in event of a pump pack failure.