{"product_id":"4-inch-2-slot-linear-slot-diffusers-modern-ac-grilles-white","title":"4 Inch - 2 Slot Linear Slot Diffusers - Modern AC Grilles - White","description":"\u003cp\u003e\u003cstrong\u003eBEFORE PURCHASING, MEASURE YOUR VENT REGISTERS AND REVIEW THE SPEC SHEET BELOW TO CONFIRM THE SELECTED SIZES WILL FIT IN YOUR HOME\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe QuietCool Linear Slot Diffuser is a premium HVAC vent designed to deliver both style and performance. Built from 100% solid extruded aluminum, this linear air diffuser offers exceptional durability and corrosion resistance, making it far superior to standard plastic or stamped metal grilles. Its electrostatic powder-coated finish keeps the vent looking new by resisting scratches, fading, and dirt buildup, ensuring long-lasting appeal. Featuring a modern, sleek slot design, this diffuser blends effortlessly with contemporary home and office interiors, enhancing the look of any ceiling, wall, or floor installation.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEngineered for performance, the QuietCool diffuser provides precise airflow control with adjustable slots and a wide 180-degree spread for balanced air distribution across the room. Its aerodynamic design ensures whisper-quiet operation, reducing HVAC noise while maintaining efficient air movement. Perfect for residential or commercial use, this heavy-duty vent is built to withstand years of reliable service. Installation is quick and user-friendly with drop-in or flush-mount options, and the removable core makes cleaning fast and hassle-free. By promoting optimized airflow, the QuietCool Linear Slot Diffuser helps improve HVAC energy efficiency, keeping your home comfortable while lowering system strain.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eAvailable in multiple slot configurations from 1 to 13, this versatile linear diffuser is the ideal solution for anyone seeking a modern register that combines durability, quiet operation, and superior air circulation. Upgrade your HVAC system with a diffuser that not only performs flawlessly but also complements today’s modern design standards.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"width: 96.6175%; height: 430.992px;\" height=\"492\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 66px;\"\u003e\n\u003ctd height=\"21\" class=\"xl63\" width=\"87\" style=\"height: 66px; width: 21.4159%; text-align: center;\"\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"xl63\" width=\"87\" style=\"border-left: none; width: 13.6118%; height: 66px; text-align: center;\"\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"xl63\" width=\"87\" style=\"border-left: none; width: 13.2488%; height: 66px; text-align: center;\"\u003e\u003cstrong\u003e# of Slots\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"xl66\" width=\"107\" style=\"border-left: none; width: 18.875%; height: 66px; text-align: center;\"\u003e\u003cstrong\u003eFace Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"xl66\" width=\"112\" style=\"width: 19.9327%; height: 66px; text-align: center;\"\u003e\u003cstrong\u003eNeck Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"xl64\" width=\"87\" style=\"width: 11.2837%; height: 66px; text-align: center;\"\u003e\u003cstrong\u003eOverall Height\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 37.0547px;\"\u003e\n\u003ctd height=\"21\" class=\"xl65\" style=\"height: 37.0547px; width: 21.4159%; text-align: center;\"\u003eLSD-0604\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-left: none; width: 13.6118%; height: 37.0547px; text-align: center;\"\u003e6\" x 4\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-left: none; width: 13.2488%; height: 37.0547px; text-align: center;\"\u003e2\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 18.875%; height: 37.0547px; text-align: center;\"\u003e7.75\" x 5.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 19.9327%; height: 37.0547px; text-align: center;\"\u003e5.75\" x 3.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 11.2837%; height: 37.0547px; text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.4297px;\"\u003e\n\u003ctd height=\"21\" class=\"xl65\" style=\"height: 36.4297px; border-top: none; width: 21.4159%; text-align: center;\"\u003eLSD-0804\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.6118%; height: 36.4297px; text-align: center;\"\u003e8\" x 4\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.2488%; height: 36.4297px; text-align: center;\"\u003e2\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 18.875%; height: 36.4297px; text-align: center;\"\u003e9.75\" x 5.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 19.9327%; height: 36.4297px; text-align: center;\"\u003e7.75\" x 3.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 11.2837%; height: 36.4297px; text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.4297px;\"\u003e\n\u003ctd height=\"21\" class=\"xl65\" style=\"height: 36.4297px; border-top: none; width: 21.4159%; text-align: center;\"\u003eLSD-1004\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.6118%; height: 36.4297px; text-align: center;\"\u003e10\" x 4\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.2488%; height: 36.4297px; text-align: center;\"\u003e2\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 18.875%; height: 36.4297px; text-align: center;\"\u003e11.75\" x 5.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 19.9327%; height: 36.4297px; text-align: center;\"\u003e9.75\" x 3.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 11.2837%; height: 36.4297px; text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.4297px;\"\u003e\n\u003ctd height=\"21\" class=\"xl65\" style=\"height: 36.4297px; border-top: none; width: 21.4159%; text-align: center;\"\u003eLSD-1204\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.6118%; height: 36.4297px; text-align: center;\"\u003e12\" x 4\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.2488%; height: 36.4297px; text-align: center;\"\u003e2\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 18.875%; height: 36.4297px; text-align: center;\"\u003e13.75\" x 5.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 19.9327%; height: 36.4297px; text-align: center;\"\u003e11.75\" x 3.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 11.2837%; height: 36.4297px; text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.4297px;\"\u003e\n\u003ctd height=\"21\" class=\"xl65\" style=\"height: 36.4297px; border-top: none; width: 21.4159%; text-align: center;\"\u003eLSD-1404\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.6118%; height: 36.4297px; text-align: center;\"\u003e14\" x 4\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.2488%; height: 36.4297px; text-align: center;\"\u003e2\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 18.875%; height: 36.4297px; text-align: center;\"\u003e15.75\" x 5.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 19.9327%; height: 36.4297px; text-align: center;\"\u003e13.75\" x 3.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 11.2837%; height: 36.4297px; text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.4297px;\"\u003e\n\u003ctd height=\"21\" class=\"xl65\" style=\"height: 36.4297px; border-top: none; width: 21.4159%; text-align: center;\"\u003eLSD-1604\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.6118%; height: 36.4297px; text-align: center;\"\u003e16\" x 4\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.2488%; height: 36.4297px; text-align: center;\"\u003e2\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 18.875%; height: 36.4297px; text-align: center;\"\u003e17.75\" x 5.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 19.9327%; height: 36.4297px; text-align: center;\"\u003e15.75\" x 3.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 11.2837%; height: 36.4297px; text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.4297px;\"\u003e\n\u003ctd height=\"21\" class=\"xl65\" style=\"height: 36.4297px; border-top: none; width: 21.4159%; text-align: center;\"\u003eLSD-1804\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.6118%; height: 36.4297px; text-align: center;\"\u003e18\" x 4\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.2488%; height: 36.4297px; text-align: center;\"\u003e2\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 18.875%; height: 36.4297px; text-align: center;\"\u003e19.75\" x 5.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 19.9327%; height: 36.4297px; text-align: center;\"\u003e17.75\" x 3.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 11.2837%; height: 36.4297px; text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.4297px;\"\u003e\n\u003ctd height=\"21\" class=\"xl65\" style=\"height: 36.4297px; border-top: none; width: 21.4159%; text-align: center;\"\u003eLSD-2404\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.6118%; height: 36.4297px; text-align: center;\"\u003e24\" x 4\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.2488%; height: 36.4297px; text-align: center;\"\u003e2\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 18.875%; height: 36.4297px; text-align: center;\"\u003e25.75\" x 5.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 19.9327%; height: 36.4297px; text-align: center;\"\u003e23.75\" x 3.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 11.2837%; height: 36.4297px; text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.4297px;\"\u003e\n\u003ctd height=\"21\" class=\"xl65\" style=\"height: 36.4297px; border-top: none; width: 21.4159%; text-align: center;\"\u003eLSD-3004\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.6118%; height: 36.4297px; text-align: center;\"\u003e30\" x 4\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.2488%; height: 36.4297px; text-align: center;\"\u003e2\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 18.875%; height: 36.4297px; text-align: center;\"\u003e31.75\" x 5.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 19.9327%; height: 36.4297px; text-align: center;\"\u003e29.75\" x 3.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 11.2837%; height: 36.4297px; text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.5px;\"\u003e\n\u003ctd height=\"21\" class=\"xl65\" style=\"height: 36.5px; border-top: none; width: 21.4159%; text-align: center;\"\u003eLSD-3604\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.6118%; height: 36.5px; text-align: center;\"\u003e36\" x 4\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 13.2488%; height: 36.5px; text-align: center;\"\u003e2\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 18.875%; height: 36.5px; text-align: center;\"\u003e37.75\" x 5.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 19.9327%; height: 36.5px; text-align: center;\"\u003e35.75\" x 3.75\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" style=\"border-top: none; border-left: none; width: 11.2837%; height: 36.5px; text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/quietcoolsystems.com\/wp-content\/uploads\/2025\/10\/LSD-Quick-Start-Guide-6-13-24-Web.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eDownload Installation Guide\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/quietcoolsystems.com\/wp-content\/uploads\/2025\/10\/LSD.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan\u003eDownload Spec Sheet\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"QC Manufacturing","offers":[{"title":"6\" x 4\"","offer_id":42920638709827,"sku":"LSD-0604","price":35.0,"currency_code":"USD","in_stock":false},{"title":"8\" x 4\"","offer_id":42920638742595,"sku":"LSD-0804","price":37.0,"currency_code":"USD","in_stock":false},{"title":"10\" x 4\"","offer_id":42920638775363,"sku":"LSD-1004","price":40.0,"currency_code":"USD","in_stock":false},{"title":"12\" x 4\"","offer_id":42920638808131,"sku":"LSD-1204","price":44.0,"currency_code":"USD","in_stock":false},{"title":"14\" x 4\"","offer_id":42920638840899,"sku":"LSD-1404","price":45.0,"currency_code":"USD","in_stock":false},{"title":"16\" x 4\"","offer_id":42920638873667,"sku":"LSD-1604","price":54.0,"currency_code":"USD","in_stock":false},{"title":"18\" x 4\"","offer_id":42920638906435,"sku":"LSD-1804","price":59.0,"currency_code":"USD","in_stock":false},{"title":"24\" x 4\"","offer_id":42920638939203,"sku":"LSD-2404","price":72.0,"currency_code":"USD","in_stock":false},{"title":"30\" x 4\"","offer_id":42920638971971,"sku":"LSD-3004","price":84.0,"currency_code":"USD","in_stock":false},{"title":"36\" x 4\"","offer_id":42920639004739,"sku":"LSD-3604","price":89.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/6820\/5891\/files\/LSD-0604-1.jpg?v=1769623438","url":"https:\/\/b2c-qcsandbox.myshopify.com\/products\/4-inch-2-slot-linear-slot-diffusers-modern-ac-grilles-white","provider":"B2C-QCSandbox","version":"1.0","type":"link"}