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Express delivery for Wednesday Available Until 4pm Tuesday
UK Mainland Only,
3pm cut-off for Highlands and Islands
12 noon for Europe


 

 

 

 

Express delivery for Wednesday Available Until 4pm Tuesday
UK Mainland Only,
3pm cut-off for Highlands and Islands
12 noon for Europe


Sentinel

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A general purpose treatment for total protection against scale and corrosion in all types of indirec..
£11.99
Ex Tax: £9.99
Flushes out flux and installation debris from new indirect central heating systems and those up to ..
£17.17
Ex Tax: £14.31
A ruthlessly efficient way to eliminate the build-up of magnetite sludge X400 is the quick and easy..
£15.58
Ex Tax: £12.98
Sentinel X800 Jetflo Ultimate Cleaner is a heavy duty cleaning formulation designed to remove corros..
£14.38
Ex Tax: £11.98
The Sentinel X100 Test Kit is a simple way to check that a system treated with Sentinel X100 Inhibit..
£4.25
Ex Tax: £3.54
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Heating Controls Online is rated 4.90 stars by Reviews.co.uk based on 2714 merchant reviews

4.90 / 5 Rating
2714 Reviews
well priced and great next day delivery - think they upgraded for free as mentioned I needed in the morning - will defo use again
Very good service - came next day and so easy to fit
We has a prompt service and the product arrived within a short time and it was in good package.