Cleaner F5 is a heavy duty, pH neutral cleaner which is designed to remove sludge, scale and debris in existing and /or aged systems. It is ideal for use when powerflushing to aid the cleaning process and to restore heating efficiency. In accordance with BS7593:2006 for long term protection the system should be thoroughly cleaned and flushed.

  • Quick, convenient and simple to use – doses in 30 seconds
  • Added via a radiator adapter or filling loop supplied
  • 100% recyclable can
  • Compatible with all metals and materials including aluminium
  • Removes sludge and scale and restores heating efficiency
  • Removes flux residues and other debris
  • pH Neutral, non-hazardous and environmentally formulation

Application and Dosage

Cleaner F5 Express will protect an average sized system (100 litres or up to ten single radiators) and maybe added via a radiator or filling loop. Fernox Cleaner F5 Express can be dispensed directly into a radiator air vent or system filling loop using the appropriate special adapter supplied with the product. Additional/repeat applications of Cleaner F5 Express may be necessary, for larger systems or if systems are heavily sludged. Fernox Cleaner F5 Express is also designed to be used in conjunction with a powerflushing unit. In this case, please refer to the unit manufacturer’s instructions.

Physical Properties

Colour: Amber
Odour: Faint
Form: Liquid
pH (conc): 7
pH (1% soln) 7.5 - 7.8
SG: 1.2 (20°C/68°F) 

Packaging, Handling and Storage

Fernox Cleaner F5 Express is supplied in 280ml aerosol cans with a universal applicator set. Fernox Cleaner F5 Express is classified as non-hazardous. But as with all chemicals, keep out of reach of children. In case of contact with skin or eyes; rinse immediately with plenty of water. Wear suitable gloves.

Please contact the supplier to check availability of stock