Kalimex K-Seal . The cream of the crop. Fast, Easy to Use, Permanent cooling system repair.  Blown cylinder head gaskets , radiator leaks, leaks from cracked engine blocks and cylinder heads , heater matrices, core plugs, water pump gaskets. K-Seal is suitable for all types of water cooled...

Kalimex K-Seal HD . The same formula as K-Seal - double the quantity for heavy duty engines with a cooling system capacity up to 56 litres. HGV's, Heavy plant, Agricultural and all large water cooled engines. No draining, No flushing. Fast, Easy to Use, Permanent cooling system repair.  Blown...

Holts Radweld Plus 250ml. Stops leaks in engine blocks, cylinder heads, radiators and hoses. Suitable for use in all cars and with all anti-freeze types. features Also seals leaks in heater cores, freeze plugs and water pump gaskets Anti corrosion formula Provides lasting...

Cargo Seal-Up is the worlds first permanent cooling system repair product. If you have a blown head gasket, cracked engine block or leaking radiator, Seal-Up stops the leak permanently, without the need for expensive, time consuming labour and spare parts. Seal-Up repairs liquid based cooling...

Holts Wondarweld is a popular brand, guaranteed to repair cracks in engine blocks within 30 mins. Suitable for cast iron, steel and aluminium Resists high temperatures, water pressure and vibrations