Sentinel Leak Sealer is for internal application to seal small leaks and weeping joints in all types of indirect heating systems including those containing aluminium components. Larger systems should be dosed with 2 litres.
QuickFill - SEL9260: Central Heating Dosing Tool - Add Chemicals Like Fernox Central Heating Inhibitor, Sludge Remover, Leak Sealer & Sentinel X100 to Your Central Heating System
Fernox LS-X External Leak Sealer & Jointing Compound for Hot & Cold Water 50ml
UK Radiators Central Heating Leak Sealer 500ml Treatment Boiler Radiator Trident
Corgi Leak Sealer Concentrate 500ml (M1
Corgi TRIPCON5-C Concentrated Central Heating Leak Sealer - Clear
Prozwee Transparent Central Heating Dosing Tool,Radiator Dosing Funnel - For Adding Fernox central heating inhibitors, sludge removers, leak sealants, and Sentinel X100 chemicals
