Tag: maintenance

Tower VAL322MP 3‑Port Mid‑Position Valve: A practical choice for standard UK wet central heating

By Mike

A compact, low‑power 22 mm mid‑position motorised valve that suits typical fully pumped domestic heating systems. This review explains how the VAL322MP behaves in everyday installations, its wiring and mounting implications, compatibility limits — especially the 1 bar differential rating — and what owners and installers should expect for maintenance and long‑term use.