{"product_id":"salus-controls-22mm-salus-filter-md22s","title":"Salus Controls 22mm Salus Filter MD22S","description":"\u003ch2\u003eSalus MD22S Inline Magnetic Filter\u003c\/h2\u003e \u003cp\u003eProtect your central heating system and maintain efficient performance with the Salus MD22S Inline Magnetic Filter. Designed to capture harmful magnetic and non-magnetic debris circulating through heating pipework, this high-performance filter helps prevent sludge build-up, protect vital components and extend the working life of your boiler and heating system.\u003c\/p\u003e \u003cp\u003eFeaturing a powerful removable magnet and a compact, easy-to-service design, the Salus magnetic filter provides reliable protection for central heating installations, including compatible wet underfloor heating systems.\u003c\/p\u003e \u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eEffective System Protection:\u003c\/strong\u003e Captures harmful iron oxide particles, sludge and other debris to help prevent blockages and damage to heating components.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eImproved Heating Efficiency:\u003c\/strong\u003e Helps maintain efficient water circulation and heat transfer by reducing the build-up of unwanted contaminants.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePowerful Magnetic Filtration:\u003c\/strong\u003e Features an ultra-strong neodymium magnet to attract and retain magnetic particles circulating within the system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProtects Boiler Components:\u003c\/strong\u003e Helps reduce wear and the risk of debris-related problems affecting boilers, pumps and other heating equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Inline connections and supplied isolation valves simplify fitting into compatible heating pipework.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSimple Maintenance:\u003c\/strong\u003e Removable magnet, integrated air vent and drain valve allow convenient cleaning and servicing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlexible Installation:\u003c\/strong\u003e Suitable for installation on horizontal or vertical pipework, providing flexibility in different heating system layouts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact Design:\u003c\/strong\u003e Ideal for installations where available space is limited.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNo Electrical Supply Required:\u003c\/strong\u003e Operates continuously during normal heating system circulation without electricity or additional running costs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e5-Year Manufacturer's Warranty:\u003c\/strong\u003e Provides added confidence in product quality and reliability.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eSuitable Applications and Compatibility\u003c\/h3\u003e \u003cp\u003eThe Salus MD22S magnetic filter is designed for use within compatible domestic central heating systems, helping protect the circulating water circuit against contamination.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDomestic boiler-fed central heating systems.\u003c\/li\u003e \u003cli\u003eWet underfloor heating installations connected to a compatible central heating circuit.\u003c\/li\u003e \u003cli\u003eRadiator heating systems.\u003c\/li\u003e \u003cli\u003eCombined radiator and wet underfloor heating systems.\u003c\/li\u003e \u003cli\u003eSuitable sealed and open-vented central heating systems.\u003c\/li\u003e \u003cli\u003eNew heating installations and upgrades to existing systems.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe filter is particularly beneficial in systems where corrosion particles and circulating sludge could affect heating performance or the reliability of pumps, valves and other components.\u003c\/p\u003e \u003ch3\u003eRole in Wet Underfloor Heating\u003c\/h3\u003e \u003cp\u003eMaintaining clean circulating water is important for the long-term performance of a wet underfloor heating system. Over time, corrosion within metallic heating components can produce iron oxide particles, commonly known as magnetite or black sludge.\u003c\/p\u003e \u003cp\u003eWhen these contaminants circulate through a heating system, they can accumulate in pumps, valves, manifolds and other components, potentially restricting water flow and reducing efficiency.\u003c\/p\u003e \u003cp\u003eThe Salus MD22S helps capture these contaminants within the main heating circuit before they can cause unnecessary wear or blockages. This supports reliable circulation, consistent heating performance and improved protection of the wider heating installation.\u003c\/p\u003e \u003ch3\u003eInstallation and Maintenance Guidance\u003c\/h3\u003e \u003cp\u003eFor effective protection, the Salus MD22S is generally recommended for installation on the primary return pipework before water re-enters the boiler. This positioning helps capture circulating debris before it reaches sensitive boiler components.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eInstall in accordance with the manufacturer's instructions and the direction of water flow.\u003c\/li\u003e \u003cli\u003eEnsure sufficient clearance around the filter for inspection, cleaning and maintenance.\u003c\/li\u003e \u003cli\u003eUse the isolation valves to isolate the filter safely during servicing.\u003c\/li\u003e \u003cli\u003eRemove and clean the magnetic assembly periodically to maintain effective filtration.\u003c\/li\u003e \u003cli\u003eUse the integrated air vent and drain valve as directed during commissioning and maintenance.\u003c\/li\u003e \u003cli\u003eCheck seals and connections during servicing to maintain a watertight installation.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eInstallation and servicing should be carried out by a competent heating professional. The magnetic filter should be used alongside appropriate system flushing, water treatment and maintenance practices rather than as a replacement for them.\u003c\/p\u003e \u003ch3\u003eTechnical Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Salus Controls\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Inline magnetic central heating filter\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFiltration:\u003c\/strong\u003e Magnetic and non-magnetic debris collection\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMagnet:\u003c\/strong\u003e High-strength removable neodymium magnet\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFilter Housing:\u003c\/strong\u003e Durable reinforced nylon construction\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSealing:\u003c\/strong\u003e Compression cap with EPDM O-ring seal\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInstallation Orientation:\u003c\/strong\u003e Horizontal or vertical pipework\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance Features:\u003c\/strong\u003e Removable magnet, integrated air vent and drain valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Continuous filtration during normal system circulation\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePower Requirement:\u003c\/strong\u003e None\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer's Warranty:\u003c\/strong\u003e 5 years\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eWhy Choose the Salus Inline Magnetic Filter?\u003c\/h3\u003e \u003cp\u003eThe Salus MD22S offers a straightforward and effective way to protect your central heating investment. By capturing damaging particles before they accumulate throughout the system, it helps maintain efficient heating performance, reduce the risk of avoidable component failures and support the long-term reliability of your installation.\u003c\/p\u003e \u003cp\u003eWhether you're a professional installer fitting a new heating system or a homeowner looking to protect an existing boiler and wet underfloor heating installation, the Salus magnetic filter provides dependable protection with simple servicing and minimal maintenance requirements.\u003c\/p\u003e","brand":"Salus","offers":[{"title":"Default Title","offer_id":57698149073269,"sku":"MD22S","price":43.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/0323\/2025\/files\/GPID_1500034216_IMG_00.jpg?v=1793117180","url":"https:\/\/www.theunderfloorheatingstore.com\/products\/salus-controls-22mm-salus-filter-md22s","provider":"The Underfloor Heating Store","version":"1.0","type":"link"}