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Image of Sentinel X400 Rapidose Slude Remover 300ml Sentinel X400 Rapidose Slude Remover 300ml

The Sentinel X400 Rapid-Dose is a high performance cleaner for older central heating systems. It can restore circulation and heat distribution to pipework and radiators by eliminating cold spots and demolishing magnetite sludge that has built-up over...

£18.00
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Image of Sentinel LS Rapid Dose Leak Sealer & Adaptor 300ml Sentinel LS Rapid Dose Leak Sealer & Adaptor 300ml

Ideal for sealing small leaks or weeping joints on all types of indirect central heating systems. Easy to administer and compatible with other Sentinel products. Will not cause blockages within the system. Dose in 30 secs into pressurised systems. Multi-location...

£17.99
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Image of Sentinel Internal Leak Sealer 1Ltr Sentinel Internal Leak Sealer 1Ltr

Internal Leak Sealer for small inaccessible leaks and weeping joints in all types of indirect heating systems including those containing aluminium components. Compatible with elastomers. 1 Year Guarantee

£17.99
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Image of Sentinel X200 Boiler Noise Reducer - 1L Sentinel X200 Boiler Noise Reducer - 1L

A life long system treatment for boiler noise which will quickly pay for itself in reduced fuel usage.

£17.50
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Image of Sentinel Central Heating System Internal Leak Sealer - 1L Sentinel Central Heating System Internal Leak Sealer - 1L

Ideal when weeping joints and small leaks do not warrant immediate repair.

£17.50
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Image of Sentinel X200 Boiler Noise Reducer 1Ltr Sentinel X200 Boiler Noise Reducer 1Ltr

Life-long system treatment for the elimination of boiler noise. Reduces fuel usage. Safe to use in all types of indirect central heating systems. Non-acidic. Suitable for All Boiler Types Restores Boiler Efficiency Eliminates Kettling No Need to Flush...

£16.99
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Image of Sentinel x 400 High Performance Cleaner 1L x 400L-12 x 1L-GB Sentinel x 400 High Performance Cleaner 1L x 400L-12 x 1L-GB

Specifically designed for existing systems the Sentinel X400 High Performance Cleaner is a non-acid treatment for cleaning older heating systems restoring circulation to radiators and pipework. Due to it's highly efficient formula the X400 shifts built-up...

£16.00
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Image of Sentinel X100 Inhibitor 1L Sentinel X100 Inhibitor 1L

Sentinel X100 Inhibitor provides protection for clean hydronic heating systems against limescale and corrosion. Suitable for use in all types of indirect heating system Sentinel X100 Inhibitor will extend the life of the system ensuring maximum efficiency...

£15.80
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Image of Sentinel Central heating Inhibitor 1L Sentinel Central heating Inhibitor 1L

Sentinel Central heating Inhibitor 1L.This heating inhibitor reduces boiler noise and maintains system efficiency and is suitable for all types of indirect central heating systems.

£15.00
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Image of Sentinel X800 Central Heating System Cleaner 1Ltr Sentinel X800 Central Heating System Cleaner 1Ltr

Chemical technology that reduces circulation time to just one hour to minimise time on site. Targeted dissolution of corrosion debris that restores system circulation, reducing future breakdowns and increasing system life. Works in cold and distressed...

£14.89
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