Horstmann Zoneplus Z322 3 Port MID Position Valve 22mm NU5731010322

City Plumbing

The diverter valve is a part that only appears in combi boilers. It allows the hot water to be directed to the central heating system (radiators, etc.) or to the domestic hot water system (taps, etc.). This feature is what seperates a normal boiler from a

Direct Heating Spares

Horstmann NU0731010322 Z322 22mm 3 Port Valve. Genuine brand new Horstmann Controls product, covered by a Horstmann Controls manufacturer's guarantee.