{"product_id":"mckees-37-headlight-protectant-spray-8oz-uv-sealant-for-plastic-headlights-vinyl-long-lasting-clarity","title":"McKee's 37 Headlight Protectant Spray — 8oz UV Sealant for Plastic Headlights \u0026 Vinyl, Long‑Lasting Clarity","description":"\u003cp\u003e\u003cstrong\u003eMcKee's 37 Headlight Protectant Spray is an 8oz polymer sealant that forms a clear, durable film to shield plastic headlight lenses, vinyl windows, and motorcycle windscreens from UV, water, and environmental damage.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis spray-on protectant uses advanced cross-linking polymers to fill and seal microscopic pores in clear plastic headlight lenses, reducing the factors that cause yellowing, fading, and surface deterioration. It’s formulated for easy application: spray on, wipe off, and leave behind a long-lasting barrier that improves optical clarity and resists contaminants. The compact 8oz size covers multiple headlights and is suitable for both newly installed lenses and restored headlights that need protection.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this protectant stop headlights from yellowing?\u003c\/h3\u003e\n\u003cp\u003eThe product lays down a polymer film that blocks UV photons from penetrating the plastic and oxidizing the surface. By sealing the lens pores, it also prevents water and airborne pollutants from accelerating degradation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUV-blocking cross-linking polymers reduce photochemical breakdown.\u003c\/li\u003e\n  \u003cli\u003ePore-sealing action prevents moisture and grime ingress.\u003c\/li\u003e\n  \u003cli\u003eCreates a stable outer layer that resists discoloration and hazing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it improve night-time visibility or optical clarity?\u003c\/h3\u003e\n\u003cp\u003eTreated lenses maintain clearer light transmission by minimizing surface haze and yellow cast that scatter beams. While it won’t change bulb output, preserving lens clarity helps headlights perform closer to their original specification.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReduces surface haze for more focused light output.\u003c\/li\u003e\n  \u003cli\u003eHelps maintain cleaner light projection over time.\u003c\/li\u003e\n  \u003cli\u003eUseful after restoration to extend visual performance gains.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long does one application last and how much coverage do I get?\u003c\/h3\u003e\n\u003cp\u003eA single treatment forms a durable barrier designed to last months to years depending on exposure and driving conditions. The 8oz bottle gives enough product to treat more than ten standard automotive headlights when applied as directed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLong-lasting polymer finish that withstands weather and road grime.\u003c\/li\u003e\n  \u003cli\u003e8oz size provides multi-headlight coverage—ideal for multiple vehicles or repeat maintenance.\u003c\/li\u003e\n  \u003cli\u003eReapply as needed based on wear, typically after seasonal inspections or restoration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to apply and what surfaces are compatible?\u003c\/h3\u003e\n\u003cp\u003eApplication is straightforward: spray onto a clean, dry plastic lens or vinyl window, wipe evenly, and buff away residues for a clear, protective finish. The formula is intended for clear plastic headlights, vinyl windows, and motorcycle windscreens, not painted surfaces or cracked lenses.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSpray-on, wipe-off application for fast DIY use.\u003c\/li\u003e\n  \u003cli\u003eWorks on plastic headlight lenses, vinyl, and windscreens made from clear plastics.\u003c\/li\u003e\n  \u003cli\u003eFollow instructions for restored or newly replaced lenses to maximize longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? McKee's 37 Headlight Protectant Spray is made for car owners, motorcycle riders, and detailing enthusiasts who want an easy, professional-grade way to protect clear plastic lenses and vinyl glazing. It suits anyone restoring headlights and wanting to lock in clarity, fleet managers aiming to reduce maintenance, or hobbyists seeking durable UV protection. For best results, use on clean, defect-free lenses and follow standard restoration or cleaning steps beforehand.\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: Can I use this on restored headlights?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Apply after restoration to seal pores and extend restored clarity; ensure the lens is fully clean and dry first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is it safe for motorcycle windscreens and vinyl windows?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s formulated for clear plastic windscreens and vinyl glazing, providing UV and contamination resistance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"McKee's 37","offers":[{"title":"Default Title","offer_id":55167222088023,"sku":"B01IB15TZ0","price":40.63,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/mckees37-headlight-protectant-front-bottle.jpg?v=1790378958","url":"https:\/\/britishgarage.co.uk\/products\/mckees-37-headlight-protectant-spray-8oz-uv-sealant-for-plastic-headlights-vinyl-long-lasting-clarity","provider":"British Garage","version":"1.0","type":"link"}