Dr Sludge Bottled Sealant – 5 Litre: Dr Sludge Sealant: Do-it-yourself liquid.Dr Sludge is an invaluable puncture preventative for those who find themselves hampered by flat tyres. In the event of a puncture, the liquid rubber solution is forced to the hole by centrifugal force and, on contact with the air, seals it immediately and permanently with minimal loss of pressure.
Benefits: Suitable for Schrader type and other valves with removable cores, suitable for both on- and off-road, easy applicator nozzle with integrated valve core remover, also suitable for use on trailers, wheelbarrows, golf carts and similar items, works time after time.