Fernox F4 Express Central Heating Leaksealer extension - Every BSP termination is

- Every BSP termination is supplied with a fibre washer

- Adjustable 90 - 110°C

- Available in a wide range of finishes

- Irish Sizes 1/2" to 2"

Fernox F4 Express Central Heating Leaksealer extension - Every BSP termination isDESCRIPTION: Fernox F4 Express Central Heating Leaksealer. SPECIFICATIONS: Quick and convenient doses in 30 seconds Simple to use with no mess Radiator adapter or filling loop supplied Non toxic, environmentally friendly formulation 100% recyclable can 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 Compatible with all Fernox Protectors Sufficient to suit systems