{"product_id":"xmk-rv-skylight-replacement-18x26-outer-dome-fits-14x22-openings-uv-resistant-polycarbonate-tint-options","title":"XMK RV skylight replacement 18x26 outer dome — fits 14x22 openings, UV-resistant polycarbonate, tint options","description":"\u003cp\u003e\u003cstrong\u003eXMK RV Skylight Replacement is a durable 18\" x 26\" outer dome designed to fit standard 14\" x 22\" skylight openings on campers, travel trailers, motorhomes and fifth wheels.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eReplace a cracked or yellowed skylight with this lightweight polycarbonate outer dome engineered to resist impact, UV damage and high temperatures. The 18\" x 26\" outer dimensions provide a broad flange that secures easily to the roof while the internal opening matches common 14\" x 22\" frames. Available in multiple tints to control glare and heat, this cover brightens interiors while offering weather resistance for long-term outdoor exposure.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this skylight improve light and ventilation inside my RV?\u003c\/h3\u003e\n\u003cp\u003eThe XMK dome admits natural light without the weight and fragility of glass, reducing reliance on interior lighting during daytime. Its UV-resistant coating helps protect fabrics and finishes from sun damage while maintaining visibility to the sky.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBrings daylight into showers, kitchens and living areas to create a more open feeling.\u003c\/li\u003e\n  \u003cli\u003eAvailable in clear, white, smoke gray, tawny and dark blue tints to balance brightness and heat control.\u003c\/li\u003e\n  \u003cli\u003eLets you enjoy a view of the stars at night when paired with an interior hatch or shade.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this fit my existing 14\" x 22\" opening and how does installation work?\u003c\/h3\u003e\n\u003cp\u003eThe replacement dome is sized to fit standard 14\" x 22\" skylight openings, with an outer flange measuring 18\" x 26\" to overlap the roof cutout for secure mounting. Pre-drilled reference holes are provided for correct positioning; you should use a compatible skylight sealant to ensure a watertight installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInner opening matches typical 14\" x 22\" frames for direct compatibility.\u003c\/li\u003e\n  \u003cli\u003eLarge roof flange offers room to fasten and seal against wind and rain.\u003c\/li\u003e\n  \u003cli\u003ePre-marked mounting points speed alignment; lightweight material simplifies handling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is the polycarbonate material and how does it handle weather?\u003c\/h3\u003e\n\u003cp\u003eXMK uses a thicker polycarbonate engineered for outdoor use, offering superior impact resistance and heat tolerance compared with thin acrylics. The surface carries a UV protective coating to slow yellowing and reduce interior UV exposure over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eImpact-resistant construction reduces risk from road debris and accidental knocks.\u003c\/li\u003e\n  \u003cli\u003eHigh-temperature tolerance prevents warping in hot climates.\u003c\/li\u003e\n  \u003cli\u003eUV coating protects interior finishes and extends the dome’s clarity lifespan.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich tint should I choose for my camper?\u003c\/h3\u003e\n\u003cp\u003eSelect the tint based on your climate and brightness preferences: smoke gray and tawny help reduce solar heat and glare, while clear or white maximize natural light. Dark blue offers a tinted view of the sky while still admitting plenty of daylight.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSmoke gray: reduces glare and solar heat for warm climates.\u003c\/li\u003e\n  \u003cli\u003eTawny: filters harsh sunlight while keeping interiors warm and pleasant.\u003c\/li\u003e\n  \u003cli\u003eClear or white: brightest option for dim interiors or northern climates.\u003c\/li\u003e\n  \u003cli\u003eDark blue: stylish tint that preserves a blue-sky view without too much brightness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The XMK 18\" x 26\" skylight dome is ideal for RV owners, campers and DIY repairers replacing a damaged skylight or upgrading to a lighter, more durable cover. It suits travelers who want a long-lasting, UV-resistant solution that improves interior light distribution while being simple to install and compatible with standard 14\" x 22\" housings.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this dome fit a 14\" x 22\" skylight opening?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the inner opening matches 14\" x 22\" frames while the outer flange measures 18\" x 26\" for mounting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need sealant and special tools to install it?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: You should use a skylight-rated sealant for a watertight fit; basic hand tools are sufficient for most installations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"XMK","offers":[{"title":"Default Title","offer_id":48080980639902,"sku":"B0CHW7ZBL1","price":94.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/xmk-front-dome.jpg?v=1785793688","url":"https:\/\/northtrailauto.ca\/products\/xmk-rv-skylight-replacement-18x26-outer-dome-fits-14x22-openings-uv-resistant-polycarbonate-tint-options","provider":"North Trail Auto","version":"1.0","type":"link"}