Central Heating Pump Valve Replacement Nut / Spare Brass Nut 1-1/2"" BSP

Central Heating Pump Valve Nut\n\nThese central heating pump valve nuts are designed a special way to allow them to be separated from their valve. If you have damaged your original nuts, you should be able to replace them with these, without having to remove / replace the pump valve. \n\nThis nut has a 1-1/2 inch BSP Thread (standard size for domestic central heating circulating pumps)