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Water Treatment

Browse Plumbco's Water Treatment category for top-quality solutions to maintain and enhance your heating system. Featuring brands like Adey and Sentinel, our selection includes scale reducers, sludge and flux removers, and system filters to ensure optimal performance and longevity.

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Electrolytic Scale Reducer

Fernox Electrolytic Compression Scale Reducer 15mm

62359
The Fernox Electrolytic Compression Scale Reducer 15mm provides whole-house protection against lime scale build-up, using electrolytic principles to alter the structure of hardness salts. Effective for up to 10 years, this easy-to-install solution safeguards appliances like boilers, kettles, and showers, enhancing energy efficiency and performance in hard water areas.
£37.05 incl tax
Picture of Worcester Greenstar Comfort + I RF Heating System Care Pack

Worcester Greenstar Comfort + I RF Heating System Care Pack

7733601324
The Worcester Greenstar Heating System Care Packs allow you to extend the life of the boiler with Worcester system filter to collect debris, the inhibitor to protect your system after install and a cleaner to use before installation to make sure your system is ready for your new boiler. This pack will also give your new Worcester boiler an extended guarantee. (Refer to manufacturer website for details) This pack also comes with the Comfort+ 1 RF, this control is programmed from your boiler and the separate dial allows you turn up and down your heating form a singe accessible location .
£177.13 incl tax
Wyndam Branded Build Cert Calmag Chemical Inhibitor - 500ml

Wyndam Branded Build Cert Calmag Chemical Inhibitor - 500ml

CALMAGBCINHIB2
The Wyndam Branded Build Cert Calmag Chemical Inhibitor (500ml) WYN-BC-500 is a premium solution designed to protect your heating system from scale and corrosion. Formulated to meet BuildCert standards, it ensures optimal performance and longevity of your boiler and radiators. Easy to use and highly effective, this inhibitor is a must-have for maintaining efficient heating systems.
£5.72 incl tax
Fernox 22mm UB Filter

Fernox 22mm UB Filter

BF - 62631
The Fernox 22mm UB Filter is a high-performance, inline system filter designed to protect your heating system from harmful debris and sludge. With easy installation and maintenance, this durable filter ensures optimal efficiency and extends the lifespan of your boiler and components.
£179.81 incl tax
Fernox Electrolytic Compression Scale Reducer 22mm

Fernox Electrolytic Compression Scale Reducer 22mm (REPLACED BY 62552)

62304
The Fernox Electrolytic Compression Scale Reducer 22mm is designed to prevent limescale build-up throughout your home. Utilizing advanced electrolytic technology, this durable solution alters hardness salt structures, providing effective scale protection for up to 10 years. Perfect for safeguarding appliances like boilers, showers, and kettles in hard water areas, it enhances energy efficiency and prolongs equipment life.
£0.00 incl tax
Wyndam Branded Calmag Chemical Corrosion Inhibitor - 500ml

Wyndam Branded Calmag Chemical Corrosion Inhibitor - 500ml

CALMAGINH2
The Wyndam Branded Calmag Chemical Corrosion Inhibitor (500ml) - WYN-INH-500 is a premium solution designed to protect your heating system from corrosion and limescale. Ideal for domestic and commercial use, this inhibitor ensures long-lasting performance and efficiency.
£4.23 incl tax
Fernox F7 Biocide

Fernox F7 Biocide

BF - 62393
The Fernox F7 Biocide is a powerful treatment designed to eliminate and prevent bacterial and fungal growth in central heating systems. This easy-to-use biocide ensures a clean and efficient system, enhancing performance and extending the lifespan of your heating components.
£99.45 incl tax
Wyndam Branded 22mm Electolytic Water Conditioner

Wyndam Branded 22mm Electolytic Water Conditioner

WYN-ELEC-22
The Wyndam Branded 22mm Electrolytic Water Conditioner is designed to reduce limescale build-up in domestic water systems, protecting plumbing and appliances. Ideal for 22mm pipework, it prevents scale formation by altering the properties of hard water minerals, ensuring longer-lasting efficiency for your water system.
£18.49 incl tax
Wyndam Branded 22mm Heating Filter

Wyndam Branded 22mm Heating Filter

WYN-HF1
The Wyndam Branded 22mm Heating Filter is designed to protect your central heating system by capturing debris, sludge, and other contaminants. Suitable for 22mm pipework, this heating filter improves system efficiency, prevents blockages, and extends the lifespan of your boiler and radiators.
£66.48 incl tax
Antifreeze Protector Alphi-11 5 Litre

Fernox Anti Freeze 5ltr Tub - 61033

61033
Antifreeze Protector Alphi-11 5 Litre (Product Code: 61033) is a premium combined antifreeze and inhibitor solution, designed to protect domestic central heating systems against internal corrosion and limescale. Suitable for all common system materials, Alphi-11 ensures long-lasting performance when concentration levels are maintained annually. Protects to -11°C at 25% concentration and to -22°C at 40%. Easy to apply and compatible with all Fernox products.
£81.75 incl tax
Wyndam Branded Mini Compact 22mm Heating Filter

Wyndam Branded Mini Compact 22mm Heating Filter

WYN-MINI-HF1
The Wyndam Branded Mini Compact 22mm Heating Filter is an essential addition to your central heating system, designed to trap debris and sludge effectively. Its compact design fits seamlessly into tight spaces while ensuring optimal performance and improved efficiency. Protect your boiler and radiators from blockages and extend their lifespan with this reliable heating filter, suitable for 22mm pipework.
£42.49 incl tax
Magnetic Scale Reducer

Fernox 22mm Magnetic Scale Reducer

62302
The Fernox Magnetic Scale Reducer is a WRAS-approved in-line solution designed to protect single appliances, such as boilers, from limescale build-up. Using magnetic principles, this durable, nickel-plated brass unit is maintenance-free and provides effective protection for up to 10 years. Easy to install on 22mm pipework, it helps maintain energy efficiency and prolong appliance life in hard water areas.
£34.84 incl tax
TF1 Total Filter

Fernox/Gold 22mm TF1 Inline Total Filter

59256
The Fernox TF1 Total Filter is an award-winning hydrocyclonic and magnetic in-line filter designed to remove both magnetic and non-magnetic contaminants from central heating systems. Constructed from high-strength composite plastic, this filter is easy to install, clean in minutes, and doesn’t restrict flow. With a 5-year warranty and efficient contaminant collection, the TF1 Total Filter ensures optimal system performance without the need for disassembly.
£176.30 incl tax
Fernox 28mm TF1 Inline Total Filter

Fernox 28mm TF1 Inline Total Filter

59257
The Fernox TF1 Total Filter is an award-winning hydrocyclonic and magnetic in-line filter designed to remove both magnetic and non-magnetic contaminants from central heating systems. Constructed from high-strength composite plastic, this filter is easy to install, clean in minutes, and doesn’t restrict flow. With a 5-year warranty and efficient contaminant collection, the TF1 Total Filter ensures optimal system performance without the need for disassembly.
£227.87 incl tax
Wyndam Branded Calmag Chemical Noise Silencer - 500ml

Wyndam Branded Calmag Chemical Noise Silencer - 500ml

CALMAGNOISE2
The Wyndam Branded Calmag Chemical Noise Silencer (500ml) is specially formulated to reduce noise in central heating systems. This powerful additive helps to eliminate air bubbles and minimize water turbulence, ensuring a quieter and more efficient operation. Easy to use, this 500ml bottle is perfect for both new and existing systems, enhancing comfort in your home while prolonging the life of your heating equipment.
£4.23 incl tax
TF1 Omega Filter

Fernox TF1 Omega Filter 22mm 62248 Slip Socket Connection

62248
The Fernox TF1 Omega Filter 62248 is a compact, high-performance system filter designed for use in restricted spaces. Manufactured from durable nickel-plated brass, it combines Hydronic Particle Separation (HPS) technology and magnetic filtration to efficiently remove magnetic and non-magnetic debris. With easy installation on horizontal or vertical pipework and a market-leading 25-year warranty, it ensures reliable protection for heating and cooling systems without impacting flow or pressure.
£134.49 incl tax
Wyndam Branded Calmag Chemical Noise Silencer - 1ltr

Wyndam Branded Calmag Chemical Noise Silencer - 1ltr

CALMAGNOISE
The Wyndam Branded Calmag Chemical Noise Silencer (1ltr) is expertly formulated to enhance the performance of both new and existing heating systems. This powerful flocculent shifts particles of silt, sludge, and sand, effectively reducing noise and improving efficiency. Just a quarter bottle is sufficient for an average domestic system, making it an economical solution for a quieter home. Experience smoother operation and prolonged equipment lifespan with this essential additive.
£5.16 incl tax
TF1 Omega Filter

Fernox TF1 Omega Filter 22mm 62249

62249
The Fernox TF1 Omega Filter 62249 is a compact, high-performance system filter designed for use in restricted spaces. Manufactured from durable nickel-plated brass, it combines Hydronic Particle Separation (HPS) technology and magnetic filtration to efficiently remove magnetic and non-magnetic debris. With easy installation on horizontal or vertical pipework and a market-leading 25-year warranty, it ensures reliable protection for heating and cooling systems without impacting flow or pressure.
£154.66 incl tax
Wyndam Branded Calmag Chemical Powerflush Cleaner & Descaler (RED)- 500ml

Wyndam Branded Calmag Chemical Powerflush Cleaner & Descaler (RED)- 500ml

CALMAGDESC2
The Wyndam Branded Calmag Chemical Powerflush Cleaner & Descaler (RED) – 500ml is a powerful solution designed to thoroughly clean and descale heating systems. It effectively removes sludge, rust, and limescale buildup, improving efficiency and extending the life of your system. Ideal for both new and old systems, this product is essential for maintaining peak performance.
£4.34 incl tax
Protector F1 265ml

Fernox F1 Inhibiter 265ML

62454
Fernox Protector F1 265ml provides long-term protection against corrosion and limescale in central heating systems. Suitable for all boiler types and mixed metal systems, including aluminium, this eco-friendly, compact size treats up to 100L systems or 12 radiators. Easy to dose via a Fernox TF1 Filter, it optimizes system efficiency, prevents common issues like radiator cold spots, and meets BS 7593:2019 standards for system care.
£14.64 incl tax
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