Wondering if anyone has preferences on these things, or any good links for suppliers. Always something i mean to keep stocked up on. Plumbcenter want £6 for a small tube of grease! And they only sell packs of a few fibre washers.
Do o-rings do from boiler to boiler, or is it best to get these for specific manufacturer?
Do o-rings do from boiler to boiler, or is it best to get these for specific manufacturer?