Cooling and Radiator Additives

Bars Leaks Radiator Sealer

Bar's Leaks original stop leak has millions of tiny particles to permanently seal leaks in plastic, aluminum and metal radiators, heater cores, blocks, heads, gaskets and freeze plugs.  Compatible with ALL brands of antifreeze including conventional green or blue (silicate-based) and extended life red/orange or yellow (OAT/HOAT) coolant. For most vehicles leaks stop in only a few minutes.

  • Seals Leaks
  • Conditions Cooling System
  • Inhibits Rust and Corrosion
  • Lubricates Water Pump Seal
  • Helps Control Electrolysis
200ML: £4.25

Bars Radiator Flush

Bar's Leaks Radiator Flush is fast, easy and safe to use.  It contains no acid, needs no neutralising and is compatible with all automotive cooling systems.  Safe to use on Aluminum and Plastic Radiators.

  • Cleans System
  • Removes Build Up
  • Fast Easy & Safe to Use
100G: £3.99

Bars Seal Radiator Stop Leak

Bar's Seal stop leak permanently seal leaks in plastic, aluminum and metal radiators, heater cores, blocks, heads, gaskets and freeze plugs.  Compatible with ALL brands of antifreeze including conventional green or blue (silicate-based) and extended life red/orange or yellow (OAT/HOAT) coolant.

  • Conditions Cooling System
  • Inhibits Rust and Corrosion
  • Lubricates Water Pump Seal
  • Helps Control Electrolysis
25G: £2.99
50G: £3.99

Blue Coral Cooling System Flush

Blue Coral Cooling System Flush removes sludge and rust in one quick and easy application

  • Cleans and descales cooling systems and radiators
  • Takes just 10 minutes to work
375ML: £2.99

Deionised Water 1L

We have deionised water in large amounts for all uses.  If you need it, we've got plenty of it in 1L bottles

1L: £1.20

Deionised Water 5L

We have deionised water in large amounts for all uses.  If you need it, we've got plenty of it in 5L bottles

5L: £3.50

Holts Radweld

Holts Radweld is formulated to permanently seal radiator and cooling system leaks.

  •     Unaffected by anti-freeze
  •     Contains rust inhibitors
  •     Safe for use with rubber hoses
250ML: £3.99

Holts Speedflush

Holts Speedflush quickly and effectively cleans and improves your cooling system.

  •     Prevents overheating
  •     Cleans clogged radiators
  •     Clears water channels
  •     Safe for use with metal and rubber hoses
250ML: £4.75

Holts Wondarweld

Holts Wondarweld permanently seals cracked cylinder blocks, internal and external leaks in water jacket.

  • Suitable for steel, iron and aluminium engines
  • Prevents the need for engine rebuild
250ML: £13.95

Kalimex K-Seal Permanent Coolant Leak Repair

You might not need an expensive vehicle repair!  The solution could be in the little blue bottle.  With over 1 million bottles sold in the UK alone, K-Seal permanent coolant repair is the preferred brand of motor stockists and their customers.

  • Fixes most leaks in all types of water cooled engine including cracked heads, head gasket failures, cracked blocks, radiators, heater cores and water pumps
  • Unlike inferior coolant products, K-Seal mixes with all types of antifreeze and coolant.  There’s no need to drain or flush the system before or after treatment
  • K-Seal is easy to use.  Shake the bottle; add it to the cooling system and go
236ML: £10.99
472ML: £19.99

Steel Seal

Steel Seal™ blown head gasket repair creates a seal that will repair all cylinder head gasket problems and withstand high temperatures and high pressures to create a permanent repair. The product can be used in both petrol and diesel engines both steel and aluminium. It will work on any vehicle with a water cooling system so thats cars, vans, pickups,4x4, bikes, boats even tractors and agricultural machinery fixed.

Steel Seal is a product that should be on the shelf in everyones garage or tool box should your cylinder head gasket ever go it will be there to make the repair effortlessly for you

500ML: £34.99

Wynns Radiator Flush

Wynns Radiator Flush is a concentrate to clean automotive cooling ayatems.

  • Powerful acid free cleaner with dual action - removes scale and eliminates rust, deposits and oily residues
  • Excellent performance in all types of antifreeze
  • Safe for rubber hoses and seals, and all metal parts of the engine
325ML: £3.99

Wynns Radiator Stop Leak

Wynns Radiator Stop Leak is a sealing product to stop small leaks in the cooling system, with anti-corrosive properties.

  • Stops and prevents leaks in the radiator, cooling and heating system
  • Will not harm rubber hoses, gaskets or other components, and is compatible with all types of antifreeze
  • Formulated to avoid clogging radiator waterways and has enhanced protection against corrosion
325ML: £4.75