{"product_id":"boiler-m8-defender-2-22-mm-magnetic-filter-central-heating-system-protection-filtration","title":"Boiler-M8 Defender-2 22 mm Magnetic Filter – Central Heating System Protection \u0026 Filtration","description":"\u003ch3 class=\"product-meta__title heading h1\"\u003eBoiler-M8 Defender-2 22 mm Magnetic Filter – Central Heating System Protection \u0026amp; Filtration\u003c\/h3\u003e\n\u003ch3 data-section-id=\"1k8uwy3\" data-start=\"0\" data-end=\"23\"\u003eProduct Description\u003c\/h3\u003e\n\u003cp data-start=\"25\" data-end=\"454\"\u003eProtect your boiler and heating system with the \u003cstrong data-start=\"73\" data-end=\"108\"\u003eDefender-2 22mm Magnetic Filter\u003c\/strong\u003e, designed to capture harmful system debris and help maintain long-term heating performance. Installed on the \u003cstrong data-start=\"218\" data-end=\"238\"\u003ereturn flow pipe\u003c\/strong\u003e, ideally after the final radiator, the Defender-2 uses a combination of \u003cstrong data-start=\"311\" data-end=\"371\"\u003ehigh-strength magnetic filtration and gravity separation\u003c\/strong\u003e to remove sludge, magnetite and system contaminants before they reach your boiler.\u003c\/p\u003e\n\u003cp data-start=\"456\" data-end=\"660\"\u003eDesigned with servicing in mind, the Defender-2 offers quick and hassle-free maintenance. Simply isolate using the built-in valves, open the drain port, flush out collected debris and restore system flow.\u003c\/p\u003e\n\u003cp data-start=\"662\" data-end=\"814\"\u003eBuilt with a durable \u003cstrong data-start=\"683\" data-end=\"704\"\u003ePA66 polymer body\u003c\/strong\u003e, brass diverter and isolation valves, this filter is engineered for long-lasting performance and reliability.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1iz91iu\" data-start=\"816\" data-end=\"832\"\u003eKey Features\u003c\/h3\u003e\n\u003cp data-start=\"834\" data-end=\"1213\"\u003e✔ 22mm compression connections\u003cbr data-start=\"864\" data-end=\"867\"\u003e✔ Removes sludge, magnetite and system debris\u003cbr data-start=\"912\" data-end=\"915\"\u003e✔ Magnetic and gravity filtration technology\u003cbr data-start=\"959\" data-end=\"962\"\u003e✔ Quick servicing with integrated isolation valves\u003cbr data-start=\"1012\" data-end=\"1015\"\u003e✔ Helps protect boilers and extend system lifespan\u003cbr data-start=\"1065\" data-end=\"1068\"\u003e✔ Durable PA66 polymer body with brass components\u003cbr data-start=\"1117\" data-end=\"1120\" data-is-only-node=\"\"\u003e✔ Suitable for domestic central heating systems\u003cbr data-start=\"1167\" data-end=\"1170\"\u003e✔ Backed by a 5-Year Manufacturer Warranty*\u003c\/p\u003e\n\u003ch3 data-section-id=\"nucr17\" data-start=\"1215\" data-end=\"1243\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp data-start=\"1245\" data-end=\"1435\"\u003e\u003cstrong data-start=\"1245\" data-end=\"1265\"\u003eConnection Size:\u003c\/strong\u003e 22mm Compression\u003cbr data-start=\"1282\" data-end=\"1285\"\u003e\u003cstrong data-start=\"1285\" data-end=\"1293\"\u003eMPN:\u003c\/strong\u003e 150-4037\u003cbr data-start=\"1302\" data-end=\"1305\"\u003e\u003cstrong data-start=\"1305\" data-end=\"1323\"\u003eEAN \/ Barcode:\u003c\/strong\u003e 5060797370033\u003cbr data-start=\"1337\" data-end=\"1340\"\u003e\u003cstrong data-start=\"1340\" data-end=\"1358\"\u003eBody Material:\u003c\/strong\u003e PA66 Polymer with Brass Diverter \u0026amp; Isolation Valves\u003cbr data-start=\"1410\" data-end=\"1413\"\u003e\u003cstrong data-start=\"1413\" data-end=\"1426\" data-is-only-node=\"\"\u003eWarranty:\u003c\/strong\u003e 5 Years*\u003c\/p\u003e\n\u003cp data-start=\"1437\" data-end=\"1484\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e*Subject to manufacturer's terms \u0026amp; conditions.\u003c\/p\u003e","brand":"Boiler-M8","offers":[{"title":"Default Title","offer_id":58163933675904,"sku":null,"price":45.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1449\/7816\/files\/Screenshot2026-05-27at10.42.34.png?v=1779875070","url":"https:\/\/allgasltd.com\/products\/boiler-m8-defender-2-22-mm-magnetic-filter-central-heating-system-protection-filtration","provider":"All Gas Wakefield Ltd","version":"1.0","type":"link"}