C500Leaksealer is an additives designed for centralheating systems to seal ...C500 Leak sealer is an additives designed for central heating systems to seal small leaks and weeps which might be found in radiators, boilers, and heating pipes. This products can be invaluable as a short-term solution or when traditional repair...more
Designed to address small, inaccessible leaks and weeps throughout central hea...Designed to address small, inaccessible leaks and weeps throughout central heating systems, the Fernox F4 Express Central Heating Leak Sealer prevents pressure loss and potential boiler breakdowns. Upon dispersion within the system, this advanced water...more
This F4 Internal Super Concentrate LeakSealer can be used throughout domestic...This F4 Internal Super Concentrate Leak Sealer can be used throughout domestic heating systems for sealing small inaccessible leaks. Working best in warm/hot circulating water, once evenly dispersed this leak sealer will usually be effective within 1...more
There is a variety of contrate/gel tubes to choose from for centralheating sy...There is a variety of contrate/gel tubes to choose from for central heating systems; the SM-1 scale and corrosion inhibitor; the SM-2 non-acid scale remover/boiler noise reducer; the SM-3 cleanser for removing foulants and grease from new systems; the...more