Fernox

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  1. Fernox F1 CH Protector 500ml
    £13.14 £10.95
    Fernox F1 Central Heating Protector 500ml

    Ref: HCHE400

    • Stops frequent venting of radiators 
    • Prevents sticking pumps & boiler noise 
    • Reduces maintenance costs & saves on fuel bills 
  2. FERNOX F7 BIOCIDE 200ML - 62393
    £26.22 £21.85
    Fernox F7 Biocide 200ml - 62393

    Ref: HCHE408

    • Prevents the reoccurrence of jelly-like deposits in the expansion cisterns
    • Fast, effective action
    • Simple application
  3. Power Cleaner F8 500ml
    £16.74 £13.95
    Fernox Power Cleaner F8 500ml (Replaces F5) - 62486

    Ref: HCHE010

    • Citric acid-based cleaner for use in heavily contaminated systems in accordance with BS 7593:2019
    • Removes sludge, limescale and other installation and corrosion debris
    • Compatible with all metals and materials commonly used in heating systems, including aluminium
  4. Fernox Limescale Preventer 450g - 61015
    £17.94 £14.95
    Fernox Limescale Preventer 450g - 61015

    Ref: HCHE424

    • 450g
    • Prevents build-up of limescale
    • Extends the life of household appliances
  5. Fernox Alphi 11 Antifreeze 5L
    £63.42 £52.85
    Fernox Alphi 11 Antifreeze 5L

    Ref: HCHE013

    • Protects against corrosion & limescale
    • Combined antifreeze & protector
    • Maintains efficiency so extending system life
  6. Fernox LP Sterox 1 Litre - 56609
    £36.00 £30.00
    Fernox LP Sterox 1 Litre - 56609

    Ref: HCHE425

    • 1 Litre
    • Effective against legionella
    • Effective against pseudomonas
  7. Fernox Water Quality Test Kit
    £18.43 £15.36
    Fernox Water Quality Test Kit - 62399

    Ref: HCHE429

    • Benchmark the system condition at the time you leave site
    • Ideal for social housing work
    • First, download the Water Quality Test mobile app
  8. Fernox TF1 Filter 28mm
    £101.98 £84.98
    Fernox TF1 Filter 28mm

    Ref: HCHE411

    • Hydrocyclonic and magnetic in-line filter 
    • Unique action, removes magnetic and non-magnetic contaminants 
    • Fits vertical and horizontal pipe work 
  9. Fernox TF1 Omega Filter
    £82.46 £68.72
    Fernox TF1 Omega Filter

    Ref: HCHE414

    • 22mm
    • 25-year warranty
    • High capacity & compact design
  10. Fernox DS3 Limescale Remover 2kg
    £20.41 £17.01
    Fernox DS3 Limescale Remover 2kg

    Ref: HCHE417

    • Restores efficiency to all types of water heater
    • Powerful acid limescale remover, dissolves up to 50% of its own weight of limescale
    • Corrosion inhibited
  11. Leak Sealer F4 Express
    £21.12 £17.60
    Fernox F4 Express Leak Sealer (Aerosol) 400ml - 62422

    Ref: HCHE434

    • Quick & convenient – doses in 30 seconds
    • Simple to use with no mess
    • Added via a radiator adapter or filling loop supplied
  12. Fernox F1 Express CH Protector (Aerosol) 400ml - 62418
    £18.62 £15.52
    Fernox F1 Express CH Protector (Aerosol) 400ml - 62418

    Ref: HCHE431

    • Quick & convenient – doses in 30 seconds
    • Simple to use with no mess
    • Add via a radiator adapter or filling loop supplied
  13. Fernox Filter Fluid+ Protector Express 400ml
    £18.55 £15.46
    Fernox Filter Fluid+ Protector Express 400ml

    Ref: HCHE499

    • Quick & convenient – doses in 30 seconds
    • Simple to use with no mess
    • Add via the radiator, via a Fernox TF1 Filter or filling loop with adapters supplied
  14. FERNOX TF1 TOTAL FILTER 22MM
    £92.93 £77.44
    Fernox TF1 Total Filter 22mm

    Ref: HCHE410

    • Does not block or restrict flow 
    • All fittings and valves are included 
    • Easy to maintain and clean 
  15. Fernox Superconcentrate Ch Leak Sealer 290ml Box F4
    £23.06 £19.22
    Fernox Superconcentrate Ch Leak Sealer 290ml Box F4

    Ref: HCHE012

    • Seeks Out and Seals Most Weeps and Small Inaccessible Leaks
    • Ideal for Reducing Pressure Loss from Sealed Systems
    • Easily and Quickly Added Via One of the Radiators
  16. Fernox F3 CH Cleaner 500ml
    £15.76 £13.13
    Fernox F3 CH Cleaner 500ml

    Ref: HCHE402

    • Compatible with all metals and materials commonly used in heating systems 
    • Easy to use, system can be left running normally during cleaning 
    • Suitable for use with all known powerflushing machines 
  17. Leak Sealer F4 500ml
    £16.42 £13.68
    Fernox F4 CH Leak Sealer 500ml

    Ref: HCHE401

    • Ideal for reducing pressure loss from sealed systems 
    • Seals most weeps and small inaccessible leaks 
    • Saves time and money on draining down and repairing 
  18. Fernox FC1 Inhibitor 20L - 62223
    £249.83 £208.19
    Fernox FC1 Inhibitor 20L - 62223

    Ref: HCHE482

    Local Delivery Only
    • Central Heating Inhibitor for mixed metal commercial & HVAC heating & cooling systems
    • Inhibits corrosion in steel, cast iron, copper, brass & aluminium
    • Prevents limescale build-up
  19. Fernox Powerflushing Cleaner F5 1L
    £18.49 £15.41
    Fernox Powerflushing Cleaner F5 1L ( Restorer Heavy Duty Universal Cleaner )

    Ref: HCHE006

    • Neutral universal cleanser for pre-commissioning new systems in accordance with BS7593:1992
    • Removes sludge & scale & restores heating efficiency of existing systems
    • Removes flux residues & other debris
  20. Fernox TF1 Compact Installers Pack 22mm (TF1 Compact, F1 Express, F5 Express)
    £119.02 £99.18
    Fernox TF1 Compact Installers Pack 22mm

    Ref: HCHE413

    • Compact - ideal for tight spaces
    • No need to drain system
    • Dose in 30s with Fernox Express
  21. LS-X Ext Leaksealer 50ml
    £5.17 £4.31
    Fernox LS-X Ext Leaksealer 50ml - 61016

    Ref: HCHE403

    • Size: 50ml
    • Ideal for use on compression joints and screwed fittings
    • Never sets rock hard, joints can easily be undone
  22. Fernox Alphi 11 25L - 23980
    £426.40 £355.33
    Fernox Alphi 11 25L - 23980

    Ref: HCHE481

    Local Delivery Only
    • Protects against corrosion & limescale
    • Combined antifreeze & protector
    • Prevents limescale build-up
  23. Fernox Heat Pump HP-5 25L - 58996
    £64.07 £53.39
    Fernox Heat Pump HP-5 25L - 58996

    Ref: HCHE484

    Local Delivery Only
    • Ready-to-use heat transfer fluid suitable for Air & Ground Source Heat Pumps & underfloor heating
    • Frost protection to -5oC
    • Protects against corrosion, limescale & bacterial contamination
  24. Fernox Solar S1 20L - 57674
    £182.42 £152.02
    Fernox Solar S1 20L - 57674

    Ref: HCHE485

    Local Delivery Only
    • Inhibited heat transfer fluid
    • For all solar thermal applications
    • Frost protection to -28°C
  25. Fernox F1 Protector Express 265ml
    £18.71 £15.59
    Fernox Boiler Noise Silencer 400ml (Replaces F2) - 62421

    Ref: HCHE404

    • Quick and convenient – doses in 30 seconds
    • Simple to use with no mess
    • Radiator adapter or filling loop supplied
  26. Fernox F3 Cleaner Express 280ml
    £18.96 £15.80
    Fernox F3 Cleaner Express 280ml

    Ref: HCHE406

    • Quick, convenient & simple to use – doses in 30 seconds
    • Added via a radiator adapter or filling loop supplied
    • 100% recyclable can
  27. Fernox TF1 Sigma 22mm Filter with Slip Socket Connections
    £63.00 £52.50
    Fernox TF1 Sigma 22mm Filter with Slip Socket Connections

    Ref: HCHE415

    • Pressure tested, sealed unit
    • High capacity & compact design
    • Ideal for use in restricted spaces
  28. Fernox TF1 Sigma 22mm Filter with Valves
    £75.28 £62.73
    Fernox TF1 Sigma 22mm Filter with Valves

    Ref: HCHE416

    • Pressure tested, sealed unit
    • High capacity & compact design
    • Ideal for use in restricted spaces
  29. TF1 Compact Filter
    £90.20 £75.17
    Fernox TF1 Compact Filter 22mm

    Ref: HCHE409

    • A high performance in-line system filter
    • Ideal for use in restricted spaces and access areas
    • Easy to fit
  30. Fernox Heat Pump HP-15c 25L - 59003
    £282.42 £235.35
    Fernox Heat Pump HP-15c 25L - 59003

    Ref: HCHE483

    Local Delivery Only
    • Concentrated heat transfer fluid suitable for use in Air & Ground Source Heat Pumps
    • Frost protection from -14ºC to -34ºC
    • Protects against corrosion, limescale & bacterial contamination

Products 1-30 of 31

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