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5 Best Central Heating Systems Accessories of 2026

Last Updated - 12/02/2026

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Trident

Trident Central Heating Water Circulation Pump

Trident

£42.99

More Details
Main highlights
- Free cast iron connectors and rubber washers included.
- Easily accommodates the majority of heating systems.
- Ceramic bearings and shaft for silent running.
- 6-year UK warranty. CE approved.
£42.99
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Teams

Team Controls Magnetic Boiler Filter 22mm Inline for Central Heating inc Full Bore Valves with Metal Handle - Team Supplies TCFILTER

Teams

£42.95

More Details
Main highlights
- Low Profile Drain Valve
- Full Bore Isolating Ball Valves with Metal Handles
- Convenient in Line Fitting
- Actively Filters Magnetite & Non-Ferrous System Debris
- 360 Fully Rotatable Installation
£42.95
3
Best Value
31% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Fernox
31% Off

Fernox 56599 F1 500 ml Central Heating Protector

Fernox

£16.99

£24.78
(31% Off)

More Details
Main highlights
- When Used with F3 Cleaner Can Achieve 15% Gas Savings
- Stops Frequent Venting of Radiators
- Protects Against Corrosion & Scale
- Prevents Sticking Pumps
- Prevents Radiator Cold Spots
£16.99
£24.78 (31% Off)
4
27% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

SPI
27% Off

QuickFill - SEL9260: Central Heating Dosing Tool - Add Chemicals Like Fernox Central Heating Inhibitor, Sludge Remover, Leak Sealer & Sentinel X100 to Your Central Heating System

SPI

£15.95

£21.95
(27% Off)

More Details
Main highlights
- Suitable for use with inhibitors, sludge removers or anti-freeze
- Quick and easy dosing of chemicals into central heating systems
- Gravity-fed dosing method for effortless and accurate chemical introduction
- Dose a System with up to 1 Litre of Inhibitor, Antifreeze or sludge remover in under 17 Seconds
- Compatibility: 1/2" BSP radiator tappings
£15.95
£21.95 (27% Off)
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Everbuild

Everbuild P14 Central Heating System Inhibitor, 1 Litre

Everbuild

£14.41

More Details
Main highlights
- Suitable for microbore systems constructed from plastic pipes
- Does not contain mineral oil and suitable for new, existing and extensions to existing heating systems
- Compatible with plastic and fibreglass header tanks and with all metals used in central heating systems including iron, copper, steel, brass and aluminium
- 1 litre will treat systems with up to 10 radiators
£14.41

5 Best Central Heating Systems Accessories of 2026

Trident Central Heating Water Circulation Pump

Team Controls Magnetic Boiler Filter 22mm Inline for Central Heating inc Full Bore Valves with Metal Handle - Team Supplies TCFILTER

Fernox 56599 F1 500 ml Central Heating Protector

QuickFill - SEL9260: Central Heating Dosing Tool - Add Chemicals Like Fernox Central Heating Inhibitor, Sludge Remover, Leak Sealer & Sentinel X100 to Your Central Heating System

Everbuild P14 Central Heating System Inhibitor, 1 Litre

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