Fernox

Water treatment chemicals, central heating system filters and test equipment for heating installers and merchants

Woking, United KingdomFounded 1925fernox.com Website technologies

Highlights

New on EvolcAdded 2026-10-29

About Fernox

Fernox manufactures water treatment chemicals, central heating system filters, plumbing consumables and diagnostic testing equipment for domestic, commercial and renewable heating systems. Its range includes inhibitors that prevent corrosion and limescale, cleaners that remove sludge and scale, and in-line system filters.

Its customers include heating installers, merchants and distributors, and homeowners, served through residential, commercial and renewable product ranges. The company operates a research and development programme with in-house scientists and holds approvals and accreditations from bodies including WRAS, KIWA and NSF.

Fernox is headquartered in Woking, UK, where it has manufacturing facilities, and it also has manufacturing in Europe. The company is a subsidiary of MacDermid Enthone Industrial Solutions and a business unit of Element Solutions Inc. It was registered as Fernox Ltd in the UK in 2019, and the registry records 1925 as its founding year; the website gives 1964 as the year the business was established.

Product: Water treatment chemicals (e.g. Protector F1 inhibitor, Cleaner F3), TF1 system filters, antifreeze valves and heating test equipment.

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