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Express delivery for Tuesday Available Until 4pm Tomorrow
UK Mainland Only,
3pm cut-off for Highlands and Islands
1pm for Europe


 

 

 

 

Express delivery for Tuesday Available Until 4pm Tomorrow
UK Mainland Only,
3pm cut-off for Highlands and Islands
1pm for Europe


Scalemaster

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Scalemaster SM2 restores and maintains heat exchange efficiency in hard water areas and also stops ‘..
£8.40
Ex Tax: £7.00
Scalemaster SM3 for pre-commissioning NEW central heating systems by flushing out and purging flux g..
£7.20
Ex Tax: £6.00
Scalemaster SM4 frees EXISTING systems from black oxide corrosion products restoring circulation and..
£9.60
Ex Tax: £8.00
Specifically formulated to deliver the high level performance demanded by modern central heating sys..
£5.99
Ex Tax: £4.99
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Heating Controls Online is rated 4.90 stars by Reviews.co.uk based on 2739 merchant reviews

4.90 / 5 Rating
2739 Reviews
Great service very fast got exactly what I wanted . Thank you very much I'll definitely be coming back.
Competitive price. Fast delivery. 2nd time returning customer.
We ordered a compatible central heating controller to replace ours which was over 20 years old. It arrived when promised and works perfectly.