Plumbing Supplies


Fernox DS40

Fernox is Europe's leading brand of domestic and commercial water treatment products. With over 40 years experience and continual investment in Research and Development Fernox maintains a market leading position, offering products of the highest quality, reliability and performance, backed by technical leadership. 

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Some of our popular Fernox products are listed below:


Fernox DS-40 is a powerful descaler and sludge remover for cleansing domestic central heating systems and eliminating boiler noise. DS-40 is only recommended for whole system cleansing where the system is known to be sound.

If there has been a history of leaks, or weaknesses are suspected, usually on older installations, Fernox Heavy Duty Restorer (Superfloc) should be used. Separate boiler de-scaling with DS-40 can be carried out safely on systems of any age following whole system cleansing with Heavy Duty Restorer (Superfloc).

Fernox DS-40 will dissolve oxide sludge and limescale to leave metal surfaces completely clean. Use of neutraliser sachet provided in the pack ensures that the system is fully conditioned prior to the addition of a suitable Fernox Central Heating Protector. Fernox DS-40 is well inhibited and compatible with all metals and other materials commonly used in central heating systems, including aluminium.

Fernox DS-40 is also suitable for use with all know acid resistant makes of powerflushing unit.The procedures outlined on this sheet can all be carried out with the boiler and radiators in situation.

The boiler is needed during cleansing operations.

  • Powerful descaler and sludge remover for cleansing domestic central heating systems
  • Eliminates boiler noise
  • Compatible with all metals and materials commonly used in central heating systems
  • Restores heating efficiency
  • Reduces fuel wastage
  • Complete pack including neutralising agent
  • Leaves metals surfaces clean

Buy Fernox DS-40 System Cleaner 61102

Fernox BoilerFernox Boiler Buddy Buddy

  • Fernox Boiler Buddy is a high efficiency in-line magnetic filter that traps magnetite and sludge from central heating systems
  • Can be installed with both an upstream and downstream servicing valve
  • Designed for use with standard 1 1/2" BSP x 22mm pump servicing valves
  • Face to face dimension of 130mm
  • If standard pump servicing valves are used, a total space of 250mm is required for installation
  • Easy to remove for cleaning

Buy Fernox Boiler Buddy 61000

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About Hitchin Plumbing Supplies

Hitchin Plumbing Supplies are a family run business, dealing in a traditional fashion, and believe as a valued customer, we cater for your every need - large enough to cope, small enough to care!

Offering invaluable expert advice, backed with our many years of experience, Hitchin Plumbing Supplies have highly knowledgable sales advisors to talk to, ensuring you choose the right products for the job. You can rest assured that whenever you deal with us, you will always receive the very best quality products and service.

All plumbing supplies on the website are in stock and we offer fast delivery to the whole of the UK.


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