Adey MagnaClean Professional 28mm XP MagnaClean Professional2XP delivers protection against the damaging effects of black iron oxide sludge and non-magnetic debris. Unlike other filters, it features; specially designed 28mm valves, ultra-thin sheath, dual capture chambers, larger canister and sludge capacity, enabling it to capture and remove greater volumes of debris produced by larger systems with more radiators. Features and Benefits: Magnetic Filter 360° Rotational Valves Immediate & Ongoing System Protection Extended System Life Reduced Carbon Emissions 6% Annual Saving on Heating Bills* Sizing: 126 x 178 x 310mm (HWD) 2 Year Manufacturer Guarantee