{"product_id":"flat-packers-1-0-x-28mm-green-box","title":"Flat Packers 1.0 x 28mm Green (1000\/Box)","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eFlat Packers with a 1mm thickness and 28mm width. Colour‑coded polypropylene shim for precision positioning of window and door frames. \u003cbr\u003e\u003cbr\u003eThe flat, rigid faces distribute load evenly to maintain accurate alignment during installation. Made from moisture-proof, non-corroding polypropylene for long-term stability in timber, uPVC, and aluminium frames.\u003cbr\u003e\u003cbr\u003eChamfer-free edges ensure maximum surface contact beneath screw heads and frame feet, while the non-staining material protects the substrate’s appearance.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour identification\u003c\/strong\u003e: Green body provides fast size recognition on site and reduces selection errors in mixed trays. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad stability\u003c\/strong\u003e: Rigid polypropylene gives stable support under typical frame screw clamping without crushing, maintaining alignment. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture and rot resistance\u003c\/strong\u003e: Non‑absorbent plastic will not swell, rot or corrode in wet openings or fresh plaster. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean seating\u003c\/strong\u003e: Smooth, burr‑free faces help achieve full contact for reliable load spreading beneath frame fixings. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStackable use\u003c\/strong\u003e: Uniform geometry allows stacking with other packers to build precise builds without rocking. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubstrate compatibility\u003c\/strong\u003e: Safe for timber, masonry, concrete and metal frames; electrically non‑conductive. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize\u003c\/strong\u003e: 1mm thickness × 28mm width - suited to fine shimming, micro‑adjustments and tight gaps.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWindow frame setting\u003c\/strong\u003e: Establish plumb, level and square before fixing. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor frame installation\u003c\/strong\u003e: Shim hinge and strike sides for precise reveals. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePartitioning and stud work\u003c\/strong\u003e: Pack track and studs to true lines prior to boarding. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJoinery and cabinetry\u003c\/strong\u003e: Fine adjustment under sills, casings and carcasses. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCladding and battening\u003c\/strong\u003e: Space battens off substrates for drainage paths.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eInstallation Guidance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelect thickness\u003c\/strong\u003e: Choose packers to match the required gap and build by stacking if needed. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlace for support\u003c\/strong\u003e: Position directly under frame load points and at fixings to spread pressure. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFix without distortion\u003c\/strong\u003e: Tighten screws to secure while avoiding excessive compression that could deflect the frame. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify alignment\u003c\/strong\u003e: Check level, plumb and diagonals; adjust with additional packers as required. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrim if necessary\u003c\/strong\u003e: Flush‑cut any protruding packer edges after final fixing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eCompliance \u0026amp; Performance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial specification\u003c\/strong\u003e: Colour‑coded polypropylene (PP), non‑staining and corrosion‑free for building substrates. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService suitability\u003c\/strong\u003e: Intended as non‑structural spacers for alignment and load spreading under typical frame fixings. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental durability\u003c\/strong\u003e: Resistant to moisture and common site contaminants; suitable for interior and sheltered exterior use. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImportant note\u003c\/strong\u003e: Not a substitute for structural bearing or load‑rated shims; verify suitability with the project specification.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Unbranded","offers":[{"title":"1mm","offer_id":53771582505071,"sku":"8002124","price":71.66,"currency_code":"GBP","in_stock":false},{"title":"2mm","offer_id":53771582537839,"sku":"8002126","price":80.1,"currency_code":"GBP","in_stock":false},{"title":"3mm","offer_id":53771582570607,"sku":"8002128","price":90.25,"currency_code":"GBP","in_stock":false},{"title":"4mm","offer_id":53771582603375,"sku":"8002130","price":104.76,"currency_code":"GBP","in_stock":false},{"title":"5mm","offer_id":53771582636143,"sku":"8002132","price":119.71,"currency_code":"GBP","in_stock":false},{"title":"6mm","offer_id":53771582668911,"sku":"8002134","price":124.46,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/9784\/4591\/files\/Flat_Packers_Assorted_fae0672f-ef7f-499d-9eab-90db8b6a969d.jpg?v=1783758900","url":"https:\/\/supplyyard.co.uk\/products\/flat-packers-1-0-x-28mm-green-box","provider":"Supply Yard","version":"1.0","type":"link"}