Fernox Central Heating Leak Sealer F4 Express
Fernox

Fernox Central Heating Leak Sealer F4 Express

Fernox

Product Code: 58232

£22.09
Ex Tax: £18.41
Quantity:  
 

Fernox Central Heating Leak Sealer F4 Express

Fernox F4 Express

  • Quick, convenient and simple to use - doses in 30 seconds.
  • Added via a radiator adapter or filling loop supplied.
  • Simple to use with no mess.
  • Non-toxic, environmentally friendly formulation.
  • Seeks out and seals most weeps and leaks.
  • Saves time and money on draining down and repairing.
  • Does not cause blockages of pumps, air vents, etc.
  • Compatible with all Fernox Protectors.

Fernox Leak Sealer F4 Express is used in domestic heating systems for sealing small inaccessible leaks. Leak Sealer F4 Express works best in warm/hot circulating water. Once dispersed evenly in the system water it is effective within 1 - 24 hours. The sealing efficiency of Leak Sealer F4 Express has been formulated to prevent blockage of safety devices, pumps, etc.

Application and Dosage. One aerosol (265ml) will protect an average sized system (100 litres or up to ten single radiators) and is added via a radiator or filling loop. Fernox Leak Sealer F4 Express can be dispensed directly into a radiator air vent or system filling loop using the appropriate special adapter supplied with the product. The whole process takes less than two minutes.

In single feed indirect cylinders, e.g. 'Primatic' or similar, potable water chemicals must be used.