{"product_id":"general-filters-1a-25b-fuel-oil-filter-cartridge-replacement-12-psi-3-8-in-npt-10-gph","title":"General Filters 1A-25B Fuel Oil Filter Cartridge – Replacement, 12 PSI, 3\/8 in NPT, 10 GPH","description":"\u003csection\u003e\n  \u003cp\u003eBoost reliability in oil-fired heating with the General Filters 1A-25B fuel oil filter cartridge. Designed for small to medium homes and light commercial spaces, this cartridge acts as the final filtration stage within central fuel oil distribution systems. It supports one- or two-pipe configurations and is rated for a working pressure of 12 psi, giving you a balanced blend of performance and compatibility.\u003c\/p\u003e\n\n  \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eWorking pressure: 12 psi\u003c\/li\u003e\n    \u003cli\u003eFiring rate: #2 Fuel Oil at 10 GPH\u003c\/li\u003e\n    \u003cli\u003eFits Generalaire 1300 series (1A-25B) with a complete 3\/8 in NPT connection\u003c\/li\u003e\n    \u003cli\u003eUL listed for quality and safety compliance\u003c\/li\u003e\n    \u003cli\u003eBiofuel-compatible gaskets available for certain installations\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eFiltration media and fit\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eReplacement element: 1A-30 filter media wool felt (10 micron)\u003c\/li\u003e\n    \u003cli\u003eFelt surface area: 41 square inches; felt volume: 11.5 cubic inches\u003c\/li\u003e\n    \u003cli\u003eUnit size: 5-1\/8 inches high by 3-5\/8 inches in diameter\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhat this means for your system\u003c\/h3\u003e\n  \u003cp\u003eThe cartridge is purpose-built for final filtration in central fuel oil lines, helping to keep debris and impurities from advancing into your burner components. Its 3\/8 in NPT standard connection supports straightforward installation, while the 10 GPH firing rate provides a practical filtration pace for typical residential and light commercial setups. The UL listing adds a level of assurance, and the compatible gaskets for biofuel blends expand the range of acceptable fuels you can use. \u003c\/p\u003e\n\n  \u003cp\u003eReal-world use scenarios include updating aging filtration stages in oil-fired furnaces, boilers, or warming systems where clean fuel delivery is valued. While outcomes can vary, users may notice smoother operation and reduced maintenance needs when paired with compatible filtration elements and proper system setup. This cartridge is designed to be a sensible upgrade or replacement that respects existing piping and filtration architecture, without promising specific results.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Who should consider the General Filters 1A-25B fuel oil filter cartridge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Ideal for oil-fired heating appliances in small to mid-sized homes and light commercial spaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the key features of the 1A-25B cartridge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: 3\/8 in NPT fittings, 12 psi working pressure, 10 GPH filtration, UL listing, and a 10 micron replacement element.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"General Filters","offers":[{"title":"Default Title","offer_id":42470186221653,"sku":"B0052V1HW2","price":66.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/general-filters-1a-25b-fuel-oil-filter-cartridge.jpg?v=1778122734","url":"https:\/\/plentytorque.co.uk\/products\/general-filters-1a-25b-fuel-oil-filter-cartridge-replacement-12-psi-3-8-in-npt-10-gph","provider":"PlentyTorque","version":"1.0","type":"link"}