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Fernox Biocide F7 200ml 62393 - Pack of 8 - Picture 1 of 2

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Fernox Biocide F7 Water Treatment - 200ml (62393)

5.04 product ratings

Captain Jacks Burried Treasure (5498)

98.9% positive Feedback

Price:

£80.00

Free postage

Estimated delivery Sat, 4 Oct - Tue, 7 Oct

Returns:

30 days return. Buyer pays for return postage. If you use an eBay delivery label, it will be deducted from your refund amount.

Condition:

New

With its 200ml size, this biocide is effective in maintaining clean and hygienic conditions in heating and cooling systems, ensuring optimal performance and longevity of the system.

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5.0

4 product ratings

4 users rated this 5 out of 5 stars
0 users rated this 4 out of 5 stars
0 users rated this 3 out of 5 stars
0 users rated this 2 out of 5 stars
0 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

by pjaycc
29 Aug, 2023
Fernox F7 works well
Used for my underfloor heating and boiler/cylinder circuits. Seems to work well as no sign of jelly-like deposits and both circuits drain clean. As with most chemicals these days though, it's becoming more expensive, especially as annual replacement is recommended.
Verified purchase: YesCondition: New
by hume378
02 Mar, 2025
Odour in the pipes problem solved. ...
Odour in the pipes problem solved.
Verified purchase: YesCondition: New
by dwilkins12
01 Jul, 2025
Used before - does the job. ...
Used before - does the job.
Verified purchase: YesCondition: New
by shezzy2k
03 Jun, 2024
All ok, thanks
All ok, thanks
Verified purchase: YesCondition: New