combi boilers inhibitor comparison - August 2025

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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

32% off

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9,9

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Fernox F1 Express Central Heating Inhibitor & Protector 265ml

Fernox

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9,8

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Central Heating System Inhibitor (500ML) Treats 100L System C100

Trade Chemicals

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9,7

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BWT Combi Care Replacement Cartridges for Polyphosphate Scale Inhibitor AC002400

BWT

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9,7

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Corgi TRIPCON1-C Concentrated Buildcert Central Heating Inhibitor - Clear

Corgi

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9,7

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VEXO X-PO10 Central Heating Inhibitor - Treats up to 15 Radiators

Generic

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9,6

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Sentinel X100 Inhibitor 500ml Prevents Limescale and Corrosion Super Concentrate Inhibitor for Central Heating Systems

LavaTap

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9,6

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Boiler-m8 Central Heating Inhibitor Concentrate Fluid Prevents Corrosion and Lime Scale Improves Heating Efficiency and System Life 500ml

Boiler-m8

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9,5

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VITCAS 310ml Central Heating System Inhibitor - Prolongs Boiler Life – Compatible – for Indirect Systems - Easy to Use – Prevents Sludge – Scale – Corrosion – Multipurpose Treatment - Concentrate

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9,4

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VITCAS 1 liters Central Heating System Inhibitor - Prolongs Boiler Life – Compatible – For Indirect Systems - Easy To Use – Prevents Sludge – Scale – Corrosion – Multipurpose Treatment

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9,3

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BWT Combi Care Polyphosphate Scale Inhibitor AC002100

Offers protection from corrosion

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C100B Concentrated Inhibitor with Biocide 500ml - Boiler Central Heating System

CONCENTRATED CENTRAL HEATING INHIBITOR

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Boiler-m8 Central Heating System Health Cleaner Concentrate Sludge and Limescale Removal Fluid 500ml

Efficient Debris Removal Sludge and limescale deposits from the walls of radiators and pipes can be cleaned and removed with the help of this heating systems cleaning solution, which is intended for professional use.

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C100B Concentrated Inhibitor with Biocide 5L - Boiler Central Heating System

CONCENTRATED CENTRAL HEATING INHIBITOR

free shipping

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BWT Combi Care Polyphosphate Scale Inhibitor AC002200

Offers protection from corrosion

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Power Flush - Concentrated Boiler Central Heating System 5L (C600)

C100 is a Concentrated Heavy Duty Power Flush

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Everbuild P14 Central Heating System Inhibitor, 1 Litre

Compatible with plastic and fibreglass header tanks and with all metals used in central heating systems including iron, copper, steel, brass and aluminium

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Sentinel - X100 Inhibitor 1L, Market Leading Heavy Duty Central Heating Inhibitor, Protection Against Corrosion and limescale, ensures Maximum Heating Efficiency and extends System Life, Clear (88000)

The industry standard inhibitor, providing protection for clean central heating systems against limescale and corrosion; recommended by all major boiler manufacturers

~~£ 14.99~~ free shipping

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MagnaClean MC22002 Magnetic Filter

Long operational life

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H100 Central Heating Inhibitor (25L)

Chemical Superstore

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Scalemaster 15mm Magnetic in-line Limescale Inhibitor (Speedfit Connections)

Requires no power source

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CosWarm CW1 Central Heating System Inhibitor & Protector - Treats Upto 18 Radiators - Rust, Limescale, Sludge & Corrosion Preventer & Protection Treatment Fluid for Boilers & Underfloor Heating

EXTEND THE LIFE OF YOUR BOILERS with CosWarm CW1 boiler corrosion inhibitor and rust prevention liquid. This revolutionary formula protects your system from scale formation, corrosion buildup and provides continuous protection. It stops frequent venting of radiators and ensures long-lasting and smooth working of boilers.

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Combi boilers inhibitor in comparison

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