Search Products…
Generic filters

Heat Pump HP-5c 10 Litre

Product Code: 58997

A non-toxic, concentrated 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 from -4 to -14°C.

  • Concentrated heat transfer fluid suitable for Air and Ground Source Heat Pumps and underfloor heating
  • Provides frost protection from -4°C to -14°C
  • Protects against corrosion, limescale and bacterial contamination
  • High performance, non-toxic formulation
  • Compatible with all materials commonly found in Heat Pump and underfloor heating systems
  • pH stable product
Application, Fitting & Dosing

Dilute before use using mains water. In order to ensure adequate corrosion and biocidal protection, the minimum ‘in-use’ concentration of the product is 10%. Maximum ‘in-use’ concentration is 30%. Upon dilution Fernox HP-5c will provide frost protection according to the table below.

Concentration 10% 20% 30%

Frost Protection -4°C -9°C -14°C

Frost protection levels can be checked using a Fernox Refractometer. Existing heating systems should be cleaned of sludge and limescale deposits with a suitable Fernox Cleaner before adding Fernox HP-5c.

Package, Handling & Safety

Fernox HP-5c is supplied in 10 and 25 litre drums.

Keep out of reach of children. Do not mix with other chemicals. For further information, please consult the Safety Data Sheet (SDS).

Physical Specification / Properties

Composition: An aqueous solution of monopropylene glycol with specifically formulated inhibitors, stabilisers and biocides.
Odour: Slight
Form: Liquid
Appearance: Blue liquid
S.G.: 1.0 pH: 7.5

Volumetrics / Dimensions
Filters Sort results
Reset Apply
Product Code
Single Unit Dimensions
Single Unit Barcode
Outer Carton Dimensions
Outer Carton Barcode (ITF)
205 × 230 × 310 mm
780 x 800 x 1200 mm
Density Temperature
Frost Protection
Specific Heat Temperature
Viscosity Temperature