Heating & Hot Water

Ensure optimal water flow and prevent scale buildup with the Calcombi CalMag 15mm Compression Scale Reducer. Designed to fit seamlessly into your plumbing system, this scale reducer effectively reduces limescale formation, extending the lifespan of appliances and improving water efficiency.

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.

11" Thermostat & Cutout BMST11

Perfect for existing installations.
Transform your old system by simply updating the thermostat.
Incorporates a secondary safety cut-out, which is independent of the main thermostat.
Second set of contacts open and limit water temperature to 85°C should the primary thermostat fail.
The second cut-out is non self resetting.

The Altecnic Decorative Polished Radiator Valve Pair – Angled (15 mm × ½″, YU-JQAL025LC) combines contemporary style with reliable performance. Featuring a chrome-plated brass body and smooth wheel-heads, these angled valves offer easy manual control for radiators and towel rails. Designed for 15 mm compression connections, they provide durable, leak-free operation while enhancing the look of modern heating systems.

This Altecnic modern polished radiator valve pair (YU‑JQAL024LC) features a durable brass body with a smooth, chrome-finished wheelhead. The straight design connects via 15 mm compression to ½″ BSP, making it ideal for contemporary radiator and towel rail installations. Rated to 10 bar and 85 °C, these valves offer dependable isolation and control in a stylish, easy-to-clean finish.

18" Thermostat & Cutout BMST18

7" Thermostat & Cutout BMST7

The Altecnic Eclipse Manual Radiator Valve 410415 features a 15mm x ½″ compression connection with an angled white head. Ideal for central heating systems, it provides reliable radiator control and a clean, modern finish.

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.

The EPH Controls CDT2 is a mains-operated digital non-programmable thermostat featuring a lockable keypad, adjustable differential, and limitable temperature range. Ideal for schools, light commercial, and other controlled heating applications, it provides reliable and straightforward heating management.

The EPH Controls CP4i Smart Thermostat delivers effortless, intelligent heating control from anywhere. Featuring OpenTherm® connectivity and a one-click boost function, it allows instant temperature adjustments and precise scheduling, enhancing comfort and energy efficiency for modern homes.

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 Danfoss RAS-D2 15 mm Straight TRV Pack (013G6018) combines a RAS-D2 sensor, RA-FS bi-directional straight valve, RLV-D lockshield valve, 10/15 mm fittings, and Allen key for secure installation. Designed for accuracy and efficiency, it provides smooth temperature regulation and energy savings in any central heating system.

The Danfoss RET1001M (part number 087N6460) is a mains‑powered 230 V dial room thermostat offering straightforward, reliable temperature control. With intuitive dial settings, integrated frost‑protection and LED indicators for power and heat demand, this unit streamlines heating regulation for domestic or light commercial systems.

The Danfoss RET1001M‑V2 (087N6461) is a mains-powered, single‑channel electronic room thermostat (230 V) designed for straightforward heating control. It features an adjustable dial (5–30 °C), frost protection and standby settings, plus clear LED indicators to show power and heat demand. With both load‑compensation and ON/OFF modes, it offers energy-efficient performance and simple usability.

The Danfoss RET2001RF + RX1-S (087N6474) includes a battery-powered RF digital room thermostat and a mains-powered single-channel RF receiver. This combination allows precise wireless control of your heating system, offering energy-efficient temperature management and simple installation for modern homes.

The Danfoss RET2001M‑V2 (230 V, part 087N6476) is a mains-powered digital room thermostat engineered for intuitive, precise control of your heating system. Its large backlit LCD, frost-protection and holiday mode help reduce energy waste, while the user-friendly interface and robust build make it ideal for domestic or commercial installations.

The Danfoss HS3 22 mm 3‑Port Motorised Valve (Part 087N6613) combines a robust 22 mm external‑compression valve body with a responsive actuator, engineered for mid‑position diverting control in modern heating systems. Ideal for two‑zone or multi‑zone set‑ups, it delivers reliable performance and a seamless fit for upgrades or replacements.

The Danfoss 087N725100 RET B SPDT Electronic Room Stat provides precise temperature control for optimal comfort. Ideal for residential and commercial use, this digital thermostat ensures efficient energy management.

The Danfoss TPOne‑M Programmable Room Thermostat (230 V, part 087N7852) is a mains‑powered digital room thermostat designed for modern heating systems. With flexible scheduling (7‑day, 5/2‑day or 24‑hour), a clear back‑lit screen, intuitive interface and built‑in frost protection, it provides efficient and comfortable control of your home heating.