{"product_id":"2x1-open-back-flat-spline-aluminum-extrusion","title":"1\"x2\" Open Back Flat Spline Aluminum Extrusion","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe National Screen Supply 1\" x 2\" Flat Spline Aluminum Extrusion is a versatile structural framing profile designed for screen enclosure, patio, and screening applications. Featuring an integrated flat spline groove on the 1\" face, this extrusion provides secure screen retention while maintaining a clean, professional appearance.\u003c\/p\u003e\n\u003cp\u003eEngineered for durability and ease of fabrication, the 1\" x 2\" profile offers increased structural strength compared to smaller framing members, making it ideal for larger screen sections, openings, and reinforcement applications.\u003c\/p\u003e\n\u003cp\u003eAs part of the \u003cstrong\u003eNational Screen System\u003c\/strong\u003e, this extrusion is engineered to work seamlessly with National Screen Supply flat spline and screen products, ensuring proper fit, compression, and long-term durability in exterior environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMaterial: Extruded Aluminum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProfile Size: 1\" x 2\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProfile Type: Integrated Flat Spline Groove\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStock Length: 24' sticks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGroove Location: 1\" face\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGroove Design: Engineered for flat spline compression fit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAvailable Colors: Black, Bronze, and White\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatibility: Designed for use with National Screen Supply Flat Spline\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eScreen Compatibility: Polyester and\/or Hybrid screen systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eApplication: Patio enclosures, screen rooms, lanai systems, and aluminum framing projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCorrosion Resistance: Suitable for exterior use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFabrication: Cut, miter, and fasten using standard aluminum fabrication methods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eOrdering Info\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSold As: Pack of 10 (24 ft. per stick)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAvailable Colors: Black, Bronze, and White\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFreight: Ships via LTL due to length\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLead Time: Normally ships within 3 business days\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended System Pairing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor consistent installs and reduced field issues, this extrusion is designed to be used with:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNational Screen Supply Flat Spline\u003c\/strong\u003e\u003cbr\u003eMatched to groove tolerances for proper compression and long-term retention.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNational Screen Supply Polyester Screen\u003c\/strong\u003e\u003cbr\u003eHigh durability, low stretch, and ideal for standard enclosure applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNational Screen Supply Hybrid Screen\u003c\/strong\u003e\u003cbr\u003eEnhanced strength and performance for higher-demand environments.\u003c\/p\u003e\n\u003cp\u003eUsing a matched system helps eliminate:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eImproper spline fit or blowout\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eScreen sagging or uneven tension\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstallation inconsistencies across projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e24' lengths require proper handling and transport considerations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePolyester and Hybrid screens are recommended for best performance with this system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProper spline compression is critical to long-term retention\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnvironmental conditions may affect screen tension over time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntended for use within the National Screen System\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBest Practice:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor the best fit, performance, and long-term durability, use National Screen Supply extrusions, flat spline, screen, and accessories together as part of the \u003cstrong\u003eNational Screen System\u003c\/strong\u003e.\u003c\/p\u003e","brand":"National Screen Supply","offers":[{"title":"White","offer_id":43384647450691,"sku":"1WH12","price":88.0,"currency_code":"USD","in_stock":true},{"title":"Bronze","offer_id":43384647483459,"sku":"1BZ12","price":88.0,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":43384647516227,"sku":"1BL12","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/5544\/0195\/files\/MagScreens-black_1x2_9131c954-0b27-4298-906f-cf6eb203cbcb.png?v=1781278012","url":"https:\/\/nationalscreensupply.com\/products\/2x1-open-back-flat-spline-aluminum-extrusion","provider":"National Screen Supply","version":"1.0","type":"link"}