MacDonald Plumbing Supplies MacVessel Sealed System Filling Kit

The MacVessel Sealed System Filling Kit provides the essential components required for filling and monitoring sealed central heating systems using expansion vessels from 8 to 80 litres. The kit includes a filling loop with two 15mm compression fittings, a 3 bar safety relief valve and gauge, a 3/4 inch manifold, and a red or blue safety valve cap. Supplied as a convenient kit, it helps installers bring the key components together for efficient system installation and servicing. Suitable for use with a range of sealed heating systems and expansion vessel sizes.

Trappex Expansion Vessel Service Valve ¾

Ensure efficient maintenance of your heating system with the Trappex Expansion Vessel Service Valve. This valve offers convenient access for draining, repressurising, and adding chemical inhibitor to your expansion vessel. With its integrated filling loop assembly and isolation capability, it simplifies maintenance tasks while minimising downtime.