{"product_id":"crl-fw621l-dual-vent-window","title":"CRL Sprinter Driver Forward Dual-Vent Window | FW621L","description":"\u003cdiv class=\"vwd-product-copy\" style=\"color:#263746;font-size:16px;line-height:1.75;max-width:100%;\"\u003e\n\u003cnav aria-label=\"Product information\" style=\"display:flex;flex-wrap:wrap;gap:10px;margin:0 0 24px;padding:16px;background:#f4f6f8;border:1px solid #dfe5eb;border-radius:4px;\"\u003e\u003ca href=\"#vwd-10261285961798-0\" style=\"color:#0067ac;font-size:14px;font-weight:650;text-decoration:underline;text-underline-offset:3px;\"\u003eOverview\u003c\/a\u003e\u003ca href=\"#vwd-10261285961798-6\" style=\"color:#0067ac;font-size:14px;font-weight:650;text-decoration:underline;text-underline-offset:3px;\"\u003eMeasurements\u003c\/a\u003e\u003ca href=\"#vwd-10261285961798-9\" style=\"color:#0067ac;font-size:14px;font-weight:650;text-decoration:underline;text-underline-offset:3px;\"\u003eFAQ\u003c\/a\u003e\u003ca href=\"#vwd-10261285961798-10\" style=\"color:#0067ac;font-size:14px;font-weight:650;text-decoration:underline;text-underline-offset:3px;\"\u003eInstallation \u0026amp; Support\u003c\/a\u003e \u003ca href=\"#vwd-product-videos\"\u003eProduct \u0026amp; installation videos\u003c\/a\u003e\u003c\/nav\u003e\n\u003caside class=\"vwd-best-for\" data-vwd-best-for=\"v1\" aria-label=\"Best for your build\" style=\"margin:0 0 24px;padding:16px 20px;background:#eaf8f5;border:1px solid #177b6b;border-left:5px solid #177b6b;border-radius:4px;color:#18334a;font-size:15px;line-height:1.65;\"\u003e\u003cp style=\"margin:0 0 6px;font-size:12px;font-weight:750;letter-spacing:.08em;text-transform:uppercase;color:#177b6b;\"\u003eBest for your build\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eGood-weather ventilation • Rain \u0026amp; snow ventilation • Privacy\u003c\/p\u003e\n\u003cp class=\"vwd-best-for-practical\" style=\"margin:8px 0 0;\"\u003eA practical choice for airflow while parked, with an outward-opening vent. Adjust or close it as rain, snow, or wind conditions change.\u003c\/p\u003e\u003c\/aside\u003e\u003csection id=\"sprinter-fw621l-dual-vent\"\u003e \u003ch2 id=\"vwd-10261285961798-0\" style=\"font-size:24px;line-height:1.3;color:#10283f;font-weight:700;margin:32px 0 16px;padding-top:20px;border-top:1px solid #dfe5eb;\"\u003eCRL FW621L Dual-Vent Window – Sprinter Driver Side Forward (2007-2027)\u003c\/h2\u003e \u003cp\u003eThe driver forward position controls fresh air intake inside a Sprinter van. When airflow begins at the front of the living space, air can travel across the interior toward rear exhaust windows or roof fans.\u003c\/p\u003e \u003cp\u003eThe CRL FW621L is a vehicle-specific dual-vent window designed for 144\" and 170\" wheelbase Sprinter vans, providing adjustable ventilation while maintaining a traditional OEM-style appearance.\u003c\/p\u003e \u003chr\u003e \u003ch2 id=\"vwd-10261285961798-1\" style=\"font-size:24px;line-height:1.3;color:#10283f;font-weight:700;margin:32px 0 16px;padding-top:20px;border-top:1px solid #dfe5eb;\"\u003eVehicle Specific Fit\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eFits 2007-2027 Sprinter Vans\u003c\/li\u003e \u003cli\u003e144\" and 170\" wheelbases\u003c\/li\u003e \u003cli\u003eHigh roof and low roof models\u003c\/li\u003e \u003cli\u003eDriver side forward position\u003c\/li\u003e \u003cli\u003eNot compatible with sliding door location\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe window follows the factory body stamping to integrate cleanly into the van panel. \u003c\/p\u003e \u003chr\u003e \u003ch2 id=\"vwd-10261285961798-2\" style=\"font-size:24px;line-height:1.3;color:#10283f;font-weight:700;margin:32px 0 16px;padding-top:20px;border-top:1px solid #dfe5eb;\"\u003eDual-Vent Airflow Function\u003c\/h2\u003e \u003cp\u003eTwo independently opening vents allow air to enter the van and begin circulation across the interior rather than concentrating airflow in one location.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eFront vent opening: 21-7\/8\" W x 5-3\/4\" H\u003c\/li\u003e \u003cli\u003eRear vent opening: 20\" W x 5-3\/4\" H\u003c\/li\u003e \u003cli\u003eImproves cross-ventilation\u003c\/li\u003e \u003cli\u003eWorks with roof fan systems\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe bottom vent glass panels open separately for adjustable airflow control. \u003c\/p\u003e \u003chr\u003e \u003ch2 id=\"vwd-10261285961798-3\" style=\"font-size:24px;line-height:1.3;color:#10283f;font-weight:700;margin:32px 0 16px;padding-top:20px;border-top:1px solid #dfe5eb;\"\u003eClassic Clamp-Ring Installation\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eInterior mounting ring compression seal\u003c\/li\u003e \u003cli\u003eWeather-tight EPDM seal\u003c\/li\u003e \u003cli\u003eNo permanent bonding required\u003c\/li\u003e \u003cli\u003eServiceable installation\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe clamp-ring mounting system sandwiches the sheet metal between inner and outer frames to create a sealed installation.\u003c\/p\u003e \u003chr\u003e \u003ch2 id=\"vwd-10261285961798-4\" style=\"font-size:24px;line-height:1.3;color:#10283f;font-weight:700;margin:32px 0 16px;padding-top:20px;border-top:1px solid #dfe5eb;\"\u003eSolar Privacy Glass\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eSolar privacy tint\u003c\/li\u003e \u003cli\u003e28% UV rating\u003c\/li\u003e \u003cli\u003eReduces heat and glare\u003c\/li\u003e \u003cli\u003eMaintains outward visibility\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eTinted glass helps regulate interior temperature and protect the cabin from sun exposure.\u003c\/p\u003e \u003chr\u003e \u003ch2 id=\"vwd-10261285961798-5\" style=\"font-size:24px;line-height:1.3;color:#10283f;font-weight:700;margin:32px 0 16px;padding-top:20px;border-top:1px solid #dfe5eb;\"\u003eVent Operation \u0026amp; Screens\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eT-handle gearbox opening\u003c\/li\u003e \u003cli\u003eTorsion bar assisted movement\u003c\/li\u003e \u003cli\u003eStable positioning\u003c\/li\u003e \u003cli\u003eRemovable fiberglass mesh screens\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe torsion bar and wheel system stabilizes the vent glass during operation.\u003c\/p\u003e \u003chr\u003e \u003ch2 id=\"vwd-10261285961798-6\" style=\"font-size:24px;line-height:1.3;color:#10283f;font-weight:700;margin:32px 0 16px;padding-top:20px;border-top:1px solid #dfe5eb;\"\u003eMeasurements\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eOuter Dimension:\u003c\/strong\u003e 55-3\/8\" W x 30-1\/4\" H\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFrame Dimension:\u003c\/strong\u003e 50\" W x 24-7\/8\" H\u003c\/p\u003e \u003chr\u003e \u003ch2 id=\"vwd-10261285961798-7\" style=\"font-size:24px;line-height:1.3;color:#10283f;font-weight:700;margin:32px 0 16px;padding-top:20px;border-top:1px solid #dfe5eb;\"\u003eVWD Alternative Option\u003c\/h2\u003e \u003cp\u003eIf you prefer Van Windows Direct offers a purpose-built alternative:\u003c\/p\u003e \u003cp\u003e VWD Dual-Vent Window – SL101-DV \u003c\/p\u003e \u003cul\u003e \u003cli\u003eMore Robust Gear Boxes\u003c\/li\u003e \u003cli\u003eBetter UV Filtration Glass\u003c\/li\u003e \u003cli\u003eFully Coated Torsion Bars for longer life\u003c\/li\u003e \u003cli\u003e1-Yr vs 1 Month Warranty\u003c\/li\u003e \u003c\/ul\u003e  \u003ch2 id=\"vwd-10261285961798-8\" style=\"font-size:24px;line-height:1.3;color:#10283f;font-weight:700;margin:32px 0 16px;padding-top:20px;border-top:1px solid #dfe5eb;\"\u003eBest Use Locations\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eFresh air intake location\u003c\/li\u003e \u003cli\u003ePaired with rear exhaust windows\u003c\/li\u003e \u003cli\u003eWorks with roof fans\u003c\/li\u003e \u003cli\u003eSleeping and living areas\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2 id=\"vwd-10261285961798-9\" style=\"font-size:24px;line-height:1.3;color:#10283f;font-weight:700;margin:32px 0 16px;padding-top:20px;border-top:1px solid #dfe5eb;\"\u003eFAQ\u003c\/h2\u003e \u003ch3 style=\"font-size:18px;line-height:1.4;color:#18354e;font-weight:650;margin:24px 0 10px;\"\u003eWhere should this window be installed?\u003c\/h3\u003e \u003cp\u003eDriver side forward panel, not sliding door.\u003c\/p\u003e \u003ch3 style=\"font-size:18px;line-height:1.4;color:#18354e;font-weight:650;margin:24px 0 10px;\"\u003eIs it bonded or clamp-ring?\u003c\/h3\u003e \u003cp\u003eClamp-ring compression mounting.\u003c\/p\u003e \u003ch3 style=\"font-size:18px;line-height:1.4;color:#18354e;font-weight:650;margin:24px 0 10px;\"\u003eWhy install a forward vent window?\u003c\/h3\u003e \u003cp\u003eIt acts as the intake portion of a full airflow path.\u003c\/p\u003e \u003ch3 style=\"font-size:18px;line-height:1.4;color:#18354e;font-weight:650;margin:24px 0 10px;\"\u003eWhat is the difference from the SL101-DV?\u003c\/h3\u003e \u003cp\u003eSL101-DV has improved gearboxes, torsion bars, better glass filtration, a longer warranty, and a company reputation.\u003c\/p\u003e \u003c\/section\u003e\u003csection class=\"vwd-install-support\"\u003e\u003ch2 id=\"vwd-10261285961798-10\" style=\"font-size:24px;line-height:1.3;color:#10283f;font-weight:700;margin:32px 0 16px;padding-top:20px;border-top:1px solid #dfe5eb;\"\u003eInstallation \u0026amp; Support\u003c\/h2\u003e\n\u003cp class=\"vwd-clamp-foam-note\"\u003e\u003cstrong\u003eClamp-ring sealing:\u003c\/strong\u003e All clamp-ring installations use the foam seals supplied with the windows. If the seal is not pre-applied, fit the supplied foam seal to the exterior frame as directed for the model. Tighten the mounting screws evenly to compress the seal uniformly.\u003c\/p\u003e\n\u003cp\u003eMatch the exact SKU, vehicle configuration and installation method before cutting. Overall glass dimensions are not a cutout template. Dry-fit the actual window and follow the model-specific instructions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/installation-posts\/van-window-installation-101-pros-cons-common-ancillary-methods\"\u003eCompare installation methods and plan your opening\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/window-installation-instructions\"\u003eBrowse installation guides\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/contact-us\"\u003eGet fitment and installation support\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\n\u003c\/div\u003e\u003csection id=\"vwd-product-videos\" data-vwd-managed=\"youtube-library\" style=\"margin:28px 0;padding:24px;border:1px solid #dce4eb;border-radius:12px;background:#f2f7fb\"\u003e\u003ch2 style=\"margin:0 0 12px;font-size:23px;color:#151b22\"\u003eProduct \u0026amp; installation videos\u003c\/h2\u003e\n\u003cp\u003eWatch the featured VWD video for this model.\u003c\/p\u003e\n\u003cdiv style=\"margin:18px 0\"\u003e\n\u003ch3 style=\"font-size:17px;margin:0 0 10px\"\u003eVan Window Installation Video - Clamp Ring - CRL FW621L\u003c\/h3\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/TNeKjk3sdsY\" title=\"Van Window Installation Video - Clamp Ring - CRL FW621L\" width=\"560\" height=\"315\" style=\"display:block;width:100%;max-width:760px;aspect-ratio:16\/9;height:auto;border:0\" loading=\"lazy\" allow=\"encrypted-media; picture-in-picture\" allowfullscreen referrerpolicy=\"strict-origin-when-cross-origin\"\u003e\u003c\/iframe\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.youtube.com\/watch?v=TNeKjk3sdsY\" target=\"_blank\" rel=\"noopener\"\u003eWatch on YouTube ↗\u003c\/a\u003e · \u003ca href=\"\/pages\/video-crl-fw621l-clamp-ring-sprinter-window-installation-video\"\u003eVideo guide \u0026amp; details ↗\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/product-installation-video-library?q=FW621L\"\u003eSearch this model in the video library\u003c\/a\u003e · \u003ca href=\"\/pages\/product-installation-video-library\"\u003eBrowse all videos\u003c\/a\u003e · \u003ca href=\"\/pages\/window-spec-sheets\"\u003eSpec sheets\u003c\/a\u003e · \u003ca href=\"\/pages\/window-installation-instructions\"\u003eInstallation guides\u003c\/a\u003e\u003c\/p\u003e\u003c\/section\u003e","brand":"CRL","offers":[{"title":"Default Title","offer_id":50677714583622,"sku":"FW621L","price":999.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2039\/2089\/files\/CRL-Van-Windows-Sprinter-Van-2007-2023-CRL-1655250390__72913.1695845869.jpg?v=1793484083","url":"https:\/\/vanwindowsdirect.com\/products\/crl-fw621l-dual-vent-window","provider":"Van Windows Direct","version":"1.0","type":"link"}