A non-toxic, ready-to-use heat transfer fluid for Air and Ground Source Heat Pumps and underfloor heating systems. This product is designed to protect against corrosion, limescale and bacterial contamination, as well as frost protection to -4°C.

  • Ready-to-use heat transfer fluid suitable for Air and Ground Source Heat Pumps and underfloor heating
  • Frost protection to -5°C
  • Protects against corrosion, limescale and bacterial contamination
  • Non-toxic
  • Compatible with all materials commonly found in Heat Pump and underfloor heating systems
  • pH stable

Physical Properties

Composition An aqueous solution of monopropylene glycol with specifically formulated inhibitors, stabilisers and biocides.
Odour: Characteristic
Form: Liquid
Appearance: Clear, blue liquid
S.G.: 1.01
pH: 7.5 Boiling point 101-105°C
Water content: 85-90%

Application and Dosage

Fernox HP-5 is ready to use. Do not dilute. Fernox HP-5 provides frost protection to -5°C. Existing heating systems should be cleaned of sludge and limescale deposits with a suitable Fernox Heat Pump Cleaner before adding Fernox HP-5.

Packaging, Handling and Storage

Fernox HP-5 is supplied in 20 and 25 litre drums. Fernox HP-5 is not classified as hazardous but as with all chemicals care should be taken. Keep out of reach of children. If swallowed seek medical advice and show container or label. Do not mix with other chemicals.
Safety data sheets available on request.

Please contact the supplier to check availability of stock