500ml central heating filter for powerful magnetic filtration of system debris. Manufactured using high quality brass valves and Powerful 9000 Gauss magnet assembly with innovative Vortex Core. 360° positionable T-piece. Equipped with dual seals, with...

Ultra-compact filter for powerful magnetic filtration of system debris. Easily sited above or below the boiler with straightforward installation and servicing. 360˚ rotational T-piece allows flexibility in fitting. 10 Year Manufacturer’s Guarantee...

Ultra-compact filter for powerful magnetic filtration of system debris, bundled with Sentinel X100 inhibitor; a heavy duty inhibitor to protect against limescale and corrosion. Suitable for hard, soft and artificially softened water. Helps prevent the...

Protects heating systems against damaging debris that can build up over time. Combines powerful magnetic filtration technology with a compact easy to fit body. Equipped with dual-seals, an anti-tamper drain valve and a 360° positionable T-piece. 10...

For use with water quality testing app, which can be used without Wi-Fi. Kit quickly and effectively tests water system quality for dissolved copper, pH and alkalinity. Results and guidance provided at each step of the process. Automatically creates PDF...

Refill for InstaCheck inhibitor test (test 2).

Refill bundle for InstaCheck water and inhibitor tests.

Refill for InstaCheck water quality test.

500ml central heating filter for powerful magnetic filtration of system debris. Manufactured using high quality brass valves and Powerful 9000 Gauss magnet assembly with innovative Vortex Core. 360° positionable T-piece. Equipped with dual seals, with...

Ideal for repairing damaged hose or permanently connecting 2 lengths of hose. Universal fitting with UV resistance. Quick and simple to assemble. Plastic Construction 1/2 & 5/8" Thread Hose Fitting Compatible with Other Leading Brands