HEAD+M28 auf M30 Adapter KIT für Honeywell Home Old TRV Heizkörper Ventil Thermostat
Suitable forolder, 28mm, pre 1999, Screw On type radiator Valves. NO Plumbers required ! ( Save £50-£150 per Radiator. ). Very Easy to fit, just screw off and on by hand. (Full Easy Setup instructions are included.).