{"product_id":"vwd-van-porthole-window-12-round-port12","title":"VWD Van Porthole Window 12\" Round | PORT12","description":"\u003cdiv\u003e\n\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-10261291270214-0\" style=\"color:#0067ac;font-size:14px;font-weight:650;text-decoration:underline;text-underline-offset:3px;\"\u003eOverview\u003c\/a\u003e\u003ca href=\"#vwd-10261291270214-1\" style=\"color:#0067ac;font-size:14px;font-weight:650;text-decoration:underline;text-underline-offset:3px;\"\u003eKey Features\u003c\/a\u003e\u003ca href=\"#vwd-10261291270214-3\" style=\"color:#0067ac;font-size:14px;font-weight:650;text-decoration:underline;text-underline-offset:3px;\"\u003eMeasurements\u003c\/a\u003e\u003ca href=\"#vwd-10261291270214-4\" style=\"color:#0067ac;font-size:14px;font-weight:650;text-decoration:underline;text-underline-offset:3px;\"\u003eInstallation\u003c\/a\u003e\u003ca href=\"#vwd-10261291270214-5\" style=\"color:#0067ac;font-size:14px;font-weight:650;text-decoration:underline;text-underline-offset:3px;\"\u003eFAQ\u003c\/a\u003e\u003ca href=\"#vwd-10261291270214-6\" 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-spec-sheet\"\u003eSpec sheet \u0026amp; drawing\u003c\/a\u003e\u003c\/nav\u003e\n\u003caside aria-label=\"Best for your build\" class=\"vwd-best-for\" data-vwd-best-for=\"v1\" style=\"margin:0 0 24px;padding:16px 20px;background:#f1f5f9;border:1px solid #64748b;border-left:5px solid #64748b;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:#64748b;\"\u003eBest for your build\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eViewable glass\u003c\/p\u003e\n\u003cp class=\"vwd-best-for-practical\" style=\"margin:8px 0 0;\"\u003eBring more light and a round view into a compact space when ventilation is not needed at this location.\u003c\/p\u003e\u003c\/aside\u003e \u003ch2 id=\"vwd-10261291270214-0\" 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;\"\u003eVWD Van Porthole Window 12\" Round (PORT12)\u003c\/h2\u003e \u003cp\u003eClassic porthole style. Real light. Zero wasted wall space. PORT12 is the 12-inch round window that gives a build instant character while keeping things simple and clean. Perfect for tight areas where a full-size window is too big.\u003c\/p\u003e \u003cfigure\u003e\u003cimg alt=\"VWD PORT12 12 inch round van porthole window universal clamp ring install privacy tinted tempered glass\" decoding=\"async\" height=\"338\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2039\/2089\/files\/12--Round-Van-Porthole-Window-VWD-VAN-Porthole__37723.1695483523.jpg?v=1792447085\" style=\"max-width:100%;height:auto;display:block;margin:20px auto;\" width=\"600\"\u003e\u003c\/figure\u003e \u003ch2 id=\"vwd-10261291270214-1\" 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;\"\u003eKey Features\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e12-inch round porthole window for van conversions\u003c\/li\u003e \u003cli\u003eUniversal clamp ring installation\u003c\/li\u003e \u003cli\u003eClassic marine porthole style look\u003c\/li\u003e \u003cli\u003ePrivacy-tinted tempered safety glass\u003c\/li\u003e \u003cli\u003eIdeal for tight wall sections\u003c\/li\u003e \u003cli\u003e1-year warranty\u003c\/li\u003e \u003cli\u003eWhen available, normally ships in 3–5 Business Days (plus carrier transit time)\u003c\/li\u003e \u003c\/ul\u003e \u003ch2 id=\"vwd-10261291270214-2\" 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;\"\u003eUniversal Fitment\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eCompatible with most van conversions and custom builds\u003c\/li\u003e \u003cli\u003eCommon platforms: Sprinter, Transit, ProMaster, Express, Savana, Econoline\u003c\/li\u003e \u003cli\u003eGreat for rear doors, shower walls, cabinet ends, bed corners, and other small spaces\u003c\/li\u003e \u003c\/ul\u003e \u003ch2 id=\"vwd-10261291270214-3\" 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;\"\u003eMeasurements\u003c\/h2\u003e \u003ctable style=\"width:100%;border-collapse:collapse;font-size:15px;margin:20px 0;\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;border-bottom:1px solid #dfe5eb;padding:12px 14px;background:#f4f6f8;width:34%;font-weight:650;\"\u003eOutside Diameter (OD)\u003c\/th\u003e \u003ctd style=\"text-align:left;vertical-align:top;border-bottom:1px solid #dfe5eb;padding:12px 14px;\"\u003e12-7\/8\" (Round)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;border-bottom:1px solid #dfe5eb;padding:12px 14px;background:#f4f6f8;width:34%;font-weight:650;\"\u003eCut-Out\u003c\/th\u003e \u003ctd style=\"text-align:left;vertical-align:top;border-bottom:1px solid #dfe5eb;padding:12px 14px;\"\u003e11-11\/16\"\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;border-bottom:1px solid #dfe5eb;padding:12px 14px;background:#f4f6f8;width:34%;font-weight:650;\"\u003eInstallation\u003c\/th\u003e \u003ctd style=\"text-align:left;vertical-align:top;border-bottom:1px solid #dfe5eb;padding:12px 14px;\"\u003eClamp Ring\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003cp\u003eRound windows are sensitive to cutout accuracy. Cut slightly small and file to the final fit. Create a template using the interior of the clamp ring or the main frame to draw out the proper template.\u003c\/p\u003e \u003ch2 id=\"vwd-10261291270214-4\" 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;\"\u003eInstallation\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 \u003cp\u003eClamp ring installation compresses the exterior seal against the van wall. Mark and cut your opening per the supplied template. Dry-fit first. Tighten clamp ring fasteners in a gradual, even pattern to keep seal compression consistent.\u003c\/p\u003e \u003ch2 id=\"vwd-10261291270214-5\" 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;\"\u003eFAQ\u003c\/h2\u003e \u003ch3 style=\"font-size:18px;line-height:1.4;color:#18354e;font-weight:650;margin:24px 0 10px;\"\u003eIs PORT12 a universal fitment?\u003c\/h3\u003e \u003cp\u003eYes. PORT12 is a universal clamp ring porthole window for van conversions and custom builds.\u003c\/p\u003e \u003ch3 style=\"font-size:18px;line-height:1.4;color:#18354e;font-weight:650;margin:24px 0 10px;\"\u003eWhat is the size?\u003c\/h3\u003e \u003cp\u003eThis is a 12-inch round porthole window. Confirm your cutout size using the supplied template before cutting.\u003c\/p\u003e \u003ch3 style=\"font-size:18px;line-height:1.4;color:#18354e;font-weight:650;margin:24px 0 10px;\"\u003eHow is it installed?\u003c\/h3\u003e \u003cp\u003eClamp ring installation. The interior clamp ring compresses the seal against the van wall and is serviceable and DIY friendly.\u003c\/p\u003e \u003ch3 style=\"font-size:18px;line-height:1.4;color:#18354e;font-weight:650;margin:24px 0 10px;\"\u003eIs the glass safety-rated?\u003c\/h3\u003e \u003cp\u003eYes. The porthole uses tempered safety glass.\u003c\/p\u003e \u003ch3 style=\"font-size:18px;line-height:1.4;color:#18354e;font-weight:650;margin:24px 0 10px;\"\u003eWhere are round porthole windows typically installed?\u003c\/h3\u003e \u003cp\u003eCommon spots include rear doors, shower walls, cabinet ends, bed corners, and other tight wall sections where rectangular windows do not fit.\u003c\/p\u003e\n\u003csection class=\"vwd-install-support\"\u003e\u003ch2 id=\"vwd-10261291270214-6\" 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;\"\u003eInstallation \u0026amp; Support\u003c\/h2\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\/clamp-ring-window-installation\"\u003eClamp-ring window installation guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/installation-posts\/clamp-ring-window-installation#vwd-clamp-ring-video\"\u003eWatch a clamp-ring installation example (CRL FW621L; cutout varies by model)\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\n\u003csection class=\"vwd-spec-sheets\" id=\"vwd-product-spec-sheet\" 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\"\u003ePORT12 spec sheet \u0026amp; technical drawing\u003c\/h2\u003e\n\u003cp\u003eVan Porthole Window 12\" Round. View the technical drawing below for this model.\u003c\/p\u003e\n\u003cul style=\"padding-left:20px\"\u003e\u003cli style=\"margin:10px 0\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2039\/2089\/files\/VWD_PORT12_English_Technical_Drawing.pdf?v=1793229991\" rel=\"noopener\" target=\"_blank\"\u003ePORT12 van window spec sheet (PDF) ↗\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp style=\"font-size:13px\"\u003eUse the drawing to review the profile and dimensions. Confirm the exact model, position and measurements before cutting; the PDF is not a full-size cutout template.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/window-spec-sheets\"\u003eSearch all VWD van window spec sheets\u003c\/a\u003e · \u003ca href=\"\/pages\/window-installation-instructions\"\u003eWindow installation guides\u003c\/a\u003e\u003c\/p\u003e\u003c\/section\u003e\u003ch2 style=\"color:#10283f;font-size:24px;margin-top:28px;\"\u003eGlass Specifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:15px;margin:20px 0;\"\u003e\n\n\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;border-bottom:1px solid #dfe5eb;padding:12px 14px;background:#f4f6f8;width:34%;font-weight:650;\"\u003eGlass Thickness\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;border-bottom:1px solid #dfe5eb;padding:12px 14px;\"\u003e4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;border-bottom:1px solid #dfe5eb;padding:12px 14px;background:#f4f6f8;width:34%;font-weight:650;\"\u003eUV Transmission\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;border-bottom:1px solid #dfe5eb;padding:12px 14px;\"\u003e17%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp class=\"vwd-glass-guide-link\" style=\"margin:8px 0 20px;font-size:14px;line-height:1.5;\"\u003e\u003ca aria-label=\"Learn more about UV transmission (opens in a new tab)\" href=\"\/blogs\/van-window-guides\/solar-privacy-glass-uv-transmission-guide\" rel=\"noopener noreferrer\" style=\"color:#0067ac;text-decoration:underline;text-underline-offset:3px;\" target=\"_blank\"\u003eLearn more about UV transmission ↗\u003c\/a\u003e\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Van Windows Direct","offers":[{"title":"Default Title","offer_id":47237975310532,"sku":"PORT12","price":99.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/9708\/6660\/files\/12--Round-Van-Porthole-Window-VWD-VAN-Porthole__37723.1695483523.jpg?v=1794332604","url":"https:\/\/shop.engine13.co\/products\/vwd-van-porthole-window-12-round-port12","provider":"engine13","version":"1.0","type":"link"}