{"product_id":"xiawei-one-way-window-privacy-film-17-5in-x-16-4ft-cosmic-black-uv-blocking-heat-reducing-mirror-film","title":"xiawei One-Way Window Privacy Film 17.5in x 16.4ft Cosmic Black — UV Blocking, Heat-Reducing Mirror Film","description":"\u003cp\u003e\u003cstrong\u003eXIAWEI One Way Window Privacy Film is a mirror-effect adhesive PET film that blocks 99% UV and reduces heat while preserving your view to the outside and daytime privacy.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Cosmic Black window film is a self-adhesive, glue-backed PET roll sized 17.5 inches by 16.4 feet designed to lower interior temperatures, protect furnishings from sun damage, and create a one-way privacy effect during daylight hours. It includes installation tools tucked inside the paper tube and offers improved impact resistance compared with bare glass. The film is built to resist bubbling, fading, and high summer temperatures so it needs fewer replacements over time.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this film lower room temperature and protect interiors?\u003c\/h3\u003e\n\u003cp\u003eThe film reflects a large portion of infrared and blocks nearly all ultraviolet rays, helping reduce solar heat gain through windows. Less heat entering a room means cooler indoor temperatures and reduced workload on air-conditioning.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBlocks 99% of UV rays to prevent fading of fabrics and flooring\u003c\/li\u003e\n  \u003cli\u003eReflects up to 80% of infrared heat to lower glass surface temperature\u003c\/li\u003e\n  \u003cli\u003eCan contribute to lower energy use on cooling during sunny days\u003c\/li\u003e\n  \u003cli\u003eDurable PET layer designed for long-term outdoor exposure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the film really provide daytime privacy without blocking the view out?\u003c\/h3\u003e\n\u003cp\u003eYes: when installed correctly, the outside surface appears reflective like a mirror in brighter daylight, preventing clear views into the room while preserving the interior view out. At night, with interior lights on, privacy depends on lighting differences unless added window treatments are used.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne-way mirror effect active during daylight with brighter exterior light\u003c\/li\u003e\n  \u003cli\u003eTransparent view from inside to maintain outward visibility\u003c\/li\u003e\n  \u003cli\u003eNot a substitute for blackout needs at night—consider curtains for after-dark privacy\u003c\/li\u003e\n  \u003cli\u003eProper installation ensures the reflective side faces outdoors for best performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and safe is the XIAWEI PET window film?\u003c\/h3\u003e\n\u003cp\u003eThe product uses adhesive PET construction that resists bubbling and fading even when glass gets hot, and it adds a safety layer to help contain glass fragments if the pane is struck. These features make it more robust than ordinary non-adhesive films.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGlue-backed PET reduces risk of peeling, blistering, or yellowing\u003c\/li\u003e\n  \u003cli\u003eHelps hold broken glass fragments in place for added safety\u003c\/li\u003e\n  \u003cli\u003eEngineered for high-temperature stability—no frequent replacement\u003c\/li\u003e\n  \u003cli\u003eManufacturer provides installation guidance and customer support\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the package and how simple is installation?\u003c\/h3\u003e\n\u003cp\u003eThe roll measures 17.5 inches wide and 16.4 feet long and arrives with basic application tools stored in the paper tube. Following the included video or step-by-step tips helps achieve a bubble-free, even adhesion for a professional-looking result.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e17.5in × 16.4ft Cosmic Black adhesive PET film roll\u003c\/li\u003e\n  \u003cli\u003eApplication tools supplied inside the shipping tube for trimming and smoothing\u003c\/li\u003e\n  \u003cli\u003eVideo and seller support available to troubleshoot installation questions\u003c\/li\u003e\n  \u003cli\u003eCut-to-fit for single or multiple windows depending on your measurements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The XIAWEI One Way Window Privacy Film suits homeowners, apartment renters who want daytime privacy without losing an outside view, and anyone seeking an affordable way to reduce indoor heat and UV damage. It’s a practical choice for south- or west-facing windows, sunrooms, offices, and storefronts where glare, heat, and privacy are concerns. If you need nighttime blackout privacy, pair this film with blinds or curtains; otherwise, this product offers long-lasting UV protection, improved comfort, and a cleaner, mirrored exterior look during the day.\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 the film block sunlight and UV?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It blocks about 99% of UV and reflects significant IR heat to reduce sun damage and room warmth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I see outside after installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. From inside you retain a clear outward view during the day while the outside looks reflective.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"xiawei","offers":[{"title":"Default Title","offer_id":49196308824283,"sku":"B0B729G933","price":42.41,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/1188\/3483\/files\/xiawei-front-packaging.jpg?v=1788007604","url":"https:\/\/homelypantry.co.uk\/products\/xiawei-one-way-window-privacy-film-17-5in-x-16-4ft-cosmic-black-uv-blocking-heat-reducing-mirror-film","provider":"The Homely Pantry","version":"1.0","type":"link"}