Water Treatment

Calcombi Pushfit 15mm & 22mm Scale Reducer

Enhance your plumbing system's efficiency with the CalMag Magnetic HF1 Filter Pack. This pack includes a scale inhibitor and sludge flux remover, effectively improving water quality and prolonging appliance lifespan.

A complete pack for cleaning, protecting and guarding a central heating system. The TF1 Omega Filter is a precision-engineered, sealed in-line system filter made from nickel plated brass. This market-leading, high-performance filter is available with quality valves and slip socket connections, which is an industry first. The TF1 Omega Filter offers the ultimate in installer choice and has a market-leading 25 year warranty. Supplied with best-in-class chemical water treatment, Cleaner F3 and Protector F1 to ensure system efficiency and longevity.

The Worcester Greenstar 22 mm System Filter 7733600236 is a powerful magnetic and non‑magnetic filter that removes rust, metal filings, solder fragments and other debris from your central heating water — helping prevent boiler and pump issues. It is easy to install under, over or remotely from the boiler and includes isolation valves, a detachable body for easy servicing and a drainage point for maintenance. With up to 300 g of magnetic debris captured, this filter helps prolong boiler life and maintain heating efficiency.

Worcester Greenstar Brass System Filter 22mm

The Worcester Greenstar Mini System Filter 22mm (7733600266) provides compact, high-performance protection for your heating system by capturing magnetite and debris before they enter the boiler. Designed for maximum efficiency and easy installation, it helps improve system reliability, prolong boiler lifespan, and reduce maintenance costs—ideal for modern Worcester Bosch heating setups.

Revitalise your central heating system with CalMag Fortis Chemical Plumbco Powerflush Descaler Red. This 1L descaling solution is specifically designed to remove limescale, rust, and other deposits from your heating system. It effectively cleans and restores system efficiency, improving heat transfer and preventing further corrosion and blockages. Suitable for all types of systems, including open vented, sealed, and combination boilers, CalMag Fortis Chemical Plumbco Powerflush Descaler Red is easy to use and provides exceptional results. Keep your heating system running smoothly and efficiently with this powerful descaler. Shop now at Plumbco Online and enjoy reliable heating performance.

Combat limescale and enhance water efficiency with the CalMag 22mm Compression Scale Reducer. Ideal for residential and commercial plumbing systems, this reducer prolongs appliance lifespan by preventing scale buildup.

The BiWorld Smart Mag Compact Filter Chemical Pack is a complete solution for protecting your central heating system from sludge, scale and corrosion. The filter uses powerful magnets to trap ferrous debris, such as magnetite, which can cause blockages and reduce the efficiency of your system. The chemical pack contains two products: B3 Cleanser, which removes existing sludge and scale, and B1 Protector, which prevents further build-up.

The filter is easy to install and maintain. It can be fitted on either the flow or return pipework and has a built-in isolation valve for easy servicing. The chemical pack is also easy to use, simply add the required amount to your system and circulate for the recommended time period.

CT1 MultiSolve Cleaner & Degreaser effectively removes adhesives, sealants, wax, paraffin, printing ink, oil, grease, and silicone. Ideal for DIY, construction, and professional use, it makes surface preparation quick, safe, and hassle-free.

The Viva 1¼″ Magna Self‑Sealing Waste Valve (product code WTSTC32) is a clever non‑return valve designed to open only during discharge and then automatically close to block foul odours and sewer gases. Ideal for under‑sink, bath or bidet installations, it fits both horizontal and vertical positions for flexible UK plumbing installs.

The Viva 1½″ Magna Self‑Sealing Waste Valve WTSTC40 is a versatile non‑return waste valve with an internal membrane that allows water to discharge and then automatically seals to block foul smells and gases. Ideal for installation under sinks, basins, baths, bidets or urinals, it includes 90° inlet and straight compression adapters and can be fitted vertically or horizontally.

The Worcester Bosch Wireless 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 Wireless EasyControl so you can control your boiler from your phone.
***Additional accessories are needed for system boilers. The Bosch EasyControl can also be fitted with our 8000 Life regular, 27Ri and 30Ri with additional accessories.***

Keep your water softener running efficiently with Plumbco's high-quality salt tablets. Our 25kg bag ensures long-lasting performance, reducing scale build-up and extending appliance lifespan.
*Please note this item is only available for collection, not shipping.

The Wyndam Branded Build Cert Calmag Chemical Inhibitor (1L) WYN-BC-1000 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.

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.

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.