{"title":"Headlight sealant","description":"\u003ch2 id=\"speakable-headline\"\u003eHeadlight sealant starts with the condition of the lens\u003c\/h2\u003e\n\u003cblockquote id=\"speakable-summary\"\u003e\u003cp\u003e\u003cem\u003eA suitable headlight sealant protects an intact plastic lens that's approved for it, following the manufacturer's instructions. What matters is the substrate, any existing coating and the exact product variant. Applying it doesn't remove damage, and it replaces neither a technical assessment of the light function nor a legal check of a headlight unit that has already been worked on.\u003c\/em\u003e\u003c\/p\u003e\u003c\/blockquote\u003e\n\u003chr\u003e\n\u003cp id=\"speakable-definition\"\u003e\u003cstrong\u003eHeadlight sealant\u003c\/strong\u003e is a product-specific protective coat for approved transparent plastic surfaces. It's meant to preserve a suitable, clean surface that the manufacturer has intended it for. A coating like this is not a headlight polish, not a repair clear coat and not proof that a previously worked-on lens is technically sound or road-legal. How you apply it and what it protects always follow the instructions for the exact product variant.\u003c\/p\u003e\n\u003cp\u003eSo before you choose, gloss and beading aren't what comes first. More important are the material, the visible condition, a protective layer that may still be there and the instructions for the exact product variant. Only these points show whether protection is the right job at all, or whether a professional assessment comes first.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree starting points call for different decisions.\u003c\/strong\u003e A new, intact lens, a visibly damaged headlight and a surface that has already been worked on must not automatically be treated the same way.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo time specifications can mean different phases.\u003c\/strong\u003e The instructions for the SONAX PROFILINE CeramicCoating \"CC\" HeadlightCoating state at least four hours without contact with water and one week until the first car wash. This product, listed outside this collection, serves only as a manufacturer example; the figures are not a general time frame.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to one year remains a manufacturer's upper limit.\u003c\/strong\u003e The manufacturer pages for the SONAX product and for the US version Meguiar’s G17804 give this period. Without matching the variants, the US figure doesn't apply to the EU shop variant Meguiars KEEP CLEAR Headlight Coating, and it's no guarantee for every substrate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003eThe parent section \u003ca href=\"\/collections\/kunststoff\"\u003ePlastics\u003c\/a\u003e sorts protection systems by surface. For unpainted exterior trim, on the other hand, the way leads to \u003ca href=\"\/collections\/kunststoffversiegelung\"\u003eplastic sealants\u003c\/a\u003e. Transparent headlight lenses need their own check, because visibility, light function and any existing coating all come together.\u003c\/p\u003e\n\u003cblockquote class=\"praxistipp\"\u003e\u003cp\u003e\u003cstrong\u003eDetailing1's tip from the shop:\u003c\/strong\u003e Before choosing a product, sum up in one sentence what you want to achieve: protect an intact surface, refine visible marks or have damage assessed. A documented customer enquiry about protection after a restoration shows how easily these jobs get mixed up. The purpose decides which category fits at all.\u003c\/p\u003e\u003c\/blockquote\u003e\n\u003chr\u003e\n\n\u003ch3\u003eHeadlight sealant protects – it doesn't polish\u003c\/h3\u003e\n\u003cp\u003eA headlight sealant adds protection to a suitable surface, while a headlight polish removes material or refines marks and so does a different job. That's why the two terms mustn't be seen as two strengths of the same treatment.\u003c\/p\u003e\n\u003cp\u003ePolish works on a visible change to the surface. Depending on the product description, a sealant lays a protective film or coating onto a suitable substrate. It doesn't remove hazy areas, deep scratches or cracks. If the starting point is misjudged, even a correctly applied protective product can't do the job you expect of it.\u003c\/p\u003e\n\u003cp\u003eOne specific enquiry to Detailing1 was about protection after sanding and polishing had already been done – explicitly not about further polishing. That shows a real need for guidance, but proves neither that a particular product is suitable nor that the previous work was permitted. The part's history still has to be assessed separately.\u003c\/p\u003e\n\u003cp\u003eVisible beading isn't sufficient proof of UV protection either. Water behaviour, surface slickness and protection against light-induced ageing are different properties. So a headlight sealant should only be described as having UV protection if the manufacturer explicitly states that protection for the specific variant and the intended substrate.\u003c\/p\u003e\n\u003cp\u003eIf you first need to assess a change to the surface, you'll find the separate product category under \u003ca href=\"\/collections\/scheinwerferpolituren\"\u003eheadlight polishes\u003c\/a\u003e. This link is not a recommendation to work on a type-approved headlight. It only separates polish from protection; technical and legal limits still need to be clarified case by case.\u003c\/p\u003e\n\n\u003ch3\u003eProtective coatings and repair clear coat do different jobs\u003c\/h3\u003e\n\u003cp\u003eA protective coating is meant to preserve a suitable surface; a repair clear coat, by contrast, builds up a new layer and belongs in a different assessment framework. A similar wish for long-term clarity doesn't make the methods interchangeable.\u003c\/p\u003e\n\u003cp\u003eDepending on the product, headlight coatings can call for different prep, application amounts, removal and curing times. What counts is the current set of instructions clearly assigned to the variant you're using. Repair clear coat, on the other hand, belongs to a restoration after the surface has been worked on. Lump both together under “headlight sealant clear coat” and you lose the crucial line between preservation and repair.\u003c\/p\u003e\n\u003cp\u003ePaint wax or quick detailer form a third group. On transparent plastic lenses, an application like that also needs an explicit material approval and a specifically stated scope of protection. Visible water beading alone doesn't prove UV protection. Without that evidence, the product category alone doesn't make it equivalent to a dedicated headlight coating.\u003c\/p\u003e\n\u003cp\u003eWhat's already on the lens also counts for the decision. A factory protective layer, an unknown previous application and a clear coat built up afterwards are not identical substrates. Without that information, the word “sealant” alone tells you nothing reliable about bonding, looks or durability.\u003c\/p\u003e\n\u003cp\u003eSo the key selection criterion isn't the strongest marketing claim, but the right job. Protection preserves a suitable base. Polish changes the surface. Repair clear coat belongs to a repair decision. Keeping them clearly apart stops you from picking a protective product as the fix for damage it simply isn't designed to repair.\u003c\/p\u003e\n\n\u003ch3\u003eMaterial and any existing protective layer narrow the choice\u003c\/h3\u003e\n\u003cp\u003eNot every transparent headlight lens takes the same headlight sealant, because plastic type, surface condition and any existing coating can together clearly limit bonding and application. Surfaces that look alike aren't automatically built the same.\u003c\/p\u003e\n\u003cp\u003eManufacturers word their approvals differently. The verified description of the GYEON Q² Trim EVO Ceramic Trim Restorer \u0026amp; Protectant names use on headlight lenses that have already been clear-coated and properly restored. The SONAX PROFILINE CeramicCoating \"CC\" HeadlightCoating is explicitly described for plastic headlights. Statements like these only apply to the product named in each case; they don't add up to a blanket approval for other coatings or unknown previous treatments.\u003c\/p\u003e\n\u003cp\u003eAn existing protective layer can't always be reliably spotted with the naked eye. Even gloss tells you neither which layer is there nor how firmly it bonds. Earlier care products can also affect wetting. That's why material approval and prep should come from the same manufacturer's instructions, rather than being combined from several systems.\u003c\/p\u003e\n\u003cp\u003eGlass and transparent plastic also need to be kept apart. The verified SONAX instructions exclude glass, even though the product is intended for plastic headlights. That shows why “clear” isn't a material description. What decides is the surface that's explicitly approved.\u003c\/p\u003e\n\u003cp\u003eA safety data sheet doesn't fully answer the material question either. It mainly describes the substance and safety properties of a mixture, not the approval for every headlight lens or the protection period you can expect. pH value and density are therefore no selection criteria for how a product performs on an unknown substrate. For compatibility, the product instructions remain what counts.\u003c\/p\u003e\n\u003cp\u003eWhen choosing, check four details in the same source: intended substrate, permitted starting condition, excluded surfaces and how existing layers are handled. If one of them is missing, compatibility is an open question. An inconspicuous test spot only makes sense where the manufacturer and the assessment of the part allow the application in principle.\u003c\/p\u003e\n\n\u003ch3\u003eManufacturer instructions don't replace a legal check\u003c\/h3\u003e\n\u003cp\u003eA manufacturer's instructions explain how to apply a specific product, but they don't give legal approval for work on a type-approved headlight unit. Technical feasibility and permitted modification are two different questions.\u003c\/p\u003e\n\u003cp\u003eFor Germany, the ADAC, citing information from the Federal Ministry of Transport, documents that repairing headlight lenses by sanding, polishing, sealing or similar methods is not permitted. This statement concerns work done as a repair. It must not be stretched into a blanket approval, nor into a sweeping ban on every kind of gentle care.\u003c\/p\u003e\n\u003cp\u003eThat's exactly why the phrase “headlight sealant after polishing” combines two checks. The manufacturer's instructions may answer how a product is applied and dried. The vehicle-specific assessment, on the other hand, has to clarify whether the previous or planned work on this type-approved part is permitted at all.\u003c\/p\u003e\n\u003cp\u003eThe verified SONAX instructions show this separation clearly: they require a clean, dry surface, state at least four hours without water and push the first car wash back by a week. They also exclude hot surfaces and glass. These are specific application limits, but say nothing about whether a previous repair is legal under road traffic law.\u003c\/p\u003e\n\u003cp\u003eTime windows like these can't be transferred between products. A flash-off time, protection from early contact with water and the wait until the next wash describe different phases. If you turn them into one universal drying time, you may cut a manufacturer's instruction short or apply it to the wrong coating build-up.\u003c\/p\u003e\n\u003cp\u003eIf there's visible damage, unclear previous treatment or doubt about the light function, the headlight unit should be assessed professionally and for the specific vehicle. A label, data sheet or how-to video can't replace that decision. That keeps the manufacturer's information where it's reliable: on the suitability and application of the specific product.\u003c\/p\u003e\n\n\u003ch3\u003eWith a headlight coating, the exact variant counts\u003c\/h3\u003e\n\u003cp\u003eWith a headlight coating, the exact variant, sales region and version of the data decide which details on substrate, drying and protection can be carried over at all. The same or a similar product name isn't enough.\u003c\/p\u003e\n\u003cp\u003eThe US manufacturer page for Meguiar’s G17804 describes an application for new or restored headlights and states protection against UV exposure for up to one year. This statement only covers the US version documented there. Without matching the labelling and instructions, it must not be carried over to the EU shop variant Meguiars KEEP CLEAR Headlight Coating or to another version of the data.\u003c\/p\u003e\n\u003cp\u003eSONAX also states up to one year of protection for a verified headlight coating. But two similar manufacturer upper limits don't add up to an independent long-term test. Substrate, prep, use, washing and environmental exposure can change the actual lifespan. That's why there's no test winner here and no guaranteed lifespan for the whole category.\u003c\/p\u003e\n\u003cp\u003eA separate US ingredient disclosure for Meguiar’s G17804 lists an acrylic polymer film former and UV absorbers. That supports classing this version as film-forming protection, but doesn't prove the full composition of the EU shop variant. Nor can a reliable lifespan or approval for every headlight be derived from individual ingredient functions.\u003c\/p\u003e\n\u003cp\u003eRetailer texts or older packaging details don't replace this variant check either. They may reflect a different market, an earlier formula or shortened application notes. Only the current primary source that can be clearly assigned to the version you're using is reliable. Where that link is missing, the statement is treated as open.\u003c\/p\u003e\n\u003cp\u003eSo don't just compare buzzwords like UV protection, ceramic coating or clear coat. What decides is whether product name, region, current instructions and substrate approval belong together. If the variant stays unclear, so does whether its performance and application claims carry over. Accuracy matters more here than the longest possible list of supposed benefits.\u003c\/p\u003e\n\n\u003ch3\u003eThe condition decides the next step\u003c\/h3\u003e\n\u003cp\u003eThe sensible next step depends on whether the lens is new and intact, visibly damaged, or has already been treated mechanically or chemically. These three starting points lead to different decisions.\u003c\/p\u003e\n\u003cp\u003eWith a new, intact lens, it's about extra preservation. For that, the manufacturer has to approve the product for the specific plastic and condition; an existing factory layer mustn't be ignored. More protection isn't automatically better if two systems don't work together chemically or in terms of bonding.\u003c\/p\u003e\n\u003cp\u003eWith haze, yellowing, cracks, deeper marks or moisture inside, there's a condition problem first. A sealant can't remove these causes. It doesn't make a hazy lens clear again and doesn't seal damage on the inside. So before any choice of product comes the professional question of whether care, replacement or another permitted measure is needed.\u003c\/p\u003e\n\u003cp\u003eWith a lens that's already been treated, you need to know what was changed or applied. A mechanically worked surface, unknown repair clear coat and old sealant residue are different starting conditions. Without documentation, the next coating must not be chosen on visible gloss or a general product name alone.\u003c\/p\u003e\n\u003cp\u003eA study of aged headlights by AAA also shows that visible clarity and measured light output aren't the same thing. The study is no proof of legality in Germany and no test of current shop products. It simply supports the important limit: the visual impression doesn't replace a technical assessment of light output and light distribution.\u003c\/p\u003e\n\u003cp\u003eFor choosing, that gives one solid conclusion: substrate, existing protective layer, exact product variant and permitted method all have to fit together. Only then does headlight sealant become a sensible protection step. If any of these points stays open, holding back is the better decision than a blanket promise of UV protection or lifespan.\u003c\/p\u003e\n\u003cp\u003eSo the search doesn't end at the longest manufacturer claim, but at a traceable match. An intact surface needs preservation, a damaged surface needs assessment, and a worked-on surface needs documented compatibility. This order protects you from buying the wrong thing and keeps polish, repair and sealant cleanly apart.\u003c\/p\u003e","products":[{"product_id":"meguiars-keep-clear-headlight-coating","title":"KEEP CLEAR Headlight Coating headlight sealant","description":"\u003ch2\u003eMeguiars KEEP CLEAR Headlight Coating headlight sealant — UV protection for clear, like-new headlights for up to a year\u003c\/h2\u003e\n\n\u003cblockquote\u003e\n  \u003cp\u003e\u003cem\u003eWhat does the Meguiars KEEP CLEAR Headlight Coating headlight sealant do? The aerosol spray lays down a durable UV protective layer on headlights and clear plastics — it stops yellowing, hazing and UV degradation for up to a year. Ideal after any headlight restoration, or to keep new headlights looking new. 4 oz (118 ml).\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\n\u003chr\u003e\n\n\u003cp\u003eYellowed, hazy headlights are one of the most common cosmetic problems on older cars — and a safety issue that gets underestimated far too often. Clear headlights throw up to 80 % more light than badly clouded lenses. But restore your headlights, or try to look after a fresh set, and you run straight into the next problem: without a proper sealant the UV breakdown of the polycarbonate starts again the moment you finish, and the gloss you worked so hard for is cloudy again within weeks. The \u003cstrong\u003eMeguiars KEEP CLEAR Headlight Coating headlight sealant\u003c\/strong\u003e fixes that: the aerosol spray builds a tough UV barrier on the lens surface that keeps yellowing, hazing and UV degradation away for up to a year — and it goes on as easily as any paint care spray.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUV barrier against yellowing and hazing — up to a year of protection.\u003c\/strong\u003e The core of the Meguiars KEEP CLEAR headlight sealant is the UV blocker in the formula: polycarbonate (the standard material for car headlights) breaks down chemically under UV light — the plastic surface oxidises, yellows and turns milky. The KEEP CLEAR coating layer absorbs and reflects UV rays before they ever reach the polycarbonate. The result is a headlight that stays clear and like-new — applied properly, the effect lasts up to a year.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAerosol spray for an easy, even coat with no streaking.\u003c\/strong\u003e The aerosol format gives you a particularly even coat, without the wipe marks and application errors you often get from liquid sealants and an applicator. The spray puts down a fine, even mist that wets the whole lens with no gaps — which also makes it ideal for complex headlight shapes with curves, recesses and awkward corners.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtection against acid rain, salt and road grime — full exterior protection formula.\u003c\/strong\u003e The KEEP CLEAR coating protects against more than UV: it also handles the other main causes of headlight degradation — acid rain, winter road salt and dirt particles thrown up at speed. The protective layer works as a barrier against these aggressive environmental attacks, so it extends not only optical clarity but the life of the lens surface overall.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003cblockquote class=\"praxistipp\"\u003e\n  \u003cp\u003e\u003cstrong\u003eDay-to-day from Detailing1:\u003c\/strong\u003e Always lay the Meguiars KEEP CLEAR Headlight Coating down straight after a headlight restoration — never before. The headlights have to be clean, dry and free of polish residue. For maximum adhesion: degrease the lenses with isopropyl alcohol (IPA) before you spray. Spray from about 20–25 cm in 2–3 thin coats, letting each one flash off for 5 minutes. Don't spray hot headlights (direct sun) — cool, shaded conditions give the best results. Once fully cured (30 minutes), the coating is water resistant.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhy headlights yellow — the physics behind UV breakdown of polycarbonate\u003c\/h3\u003e\n\u003cp\u003eModern car headlights are made of polycarbonate (PC) — a thermoplastic valued for its high impact strength, low weight and optical clarity. Compared with the glass headlights on older cars, though, polycarbonate is UV sensitive: UV-B radiation from the sun chemically splits the polymer chains in the plastic, which is known as photo-oxidation. That reaction first creates microscopic roughness on the surface (hazing), which then progresses into a yellow, cloudy discolouration.\u003c\/p\u003e\n\u003cp\u003eThe process is cumulative: every hour under UV makes the breakdown a little worse — over months and years you get the classic headlight yellowing that shows up on almost every car from about 5–8 years old. UV breakdown speeds up with high temperatures (southern climates, summer heat) and with sanding and cleaning residue that damages the plastic's natural UV stabilising layer.\u003c\/p\u003e\n\u003cp\u003eMost polycarbonate headlights leave the factory with a thin hardcoat that gives a certain amount of UV protection. That layer isn't permanent, though: car washes, abrasives, road grime and mechanical wear strip it away over the years — and once the hardcoat is gone, UV breakdown of the base material takes off fast. That's exactly where the Meguiars KEEP CLEAR Headlight Coating comes in: it replaces the lost hardcoat function with a new, freshly applied UV protective layer.\u003c\/p\u003e\n\u003cp\u003eIt's important to understand that restoring a headlight (sanding and polishing) removes the already oxidised layers and makes the surface clear again — but it does not restore the original UV protection. A polished headlight with no sealant on top is actually more vulnerable to UV breakdown than before, because the polish took off what was left of the hardcoat. The KEEP CLEAR coating closes that gap and is what turns a headlight restoration into a complete, lasting result.\u003c\/p\u003e\n\u003cp\u003eAnother factor that gets overlooked is heat build-up at the headlight: modern LED and xenon units generate less heat than old halogen systems, but direct sun in a car park in summer still takes the lens surface up to 60–80°C. That temperature speeds chemical reactions up considerably — UV breakdown, oxidation and degradation of the natural hardcoat all run faster when it's hot. A heat-resistant sealant like the KEEP CLEAR coating protects the surface reliably under those thermal conditions too and stays stable while it does, without distorting, chalking or clouding the optics.\u003c\/p\u003e\n\n\u003ch3\u003eMeguiars KEEP CLEAR Headlight Coating headlight sealant — step-by-step application\u003c\/h3\u003e\n\u003cp\u003eGetting the application right decides how long the coating lasts and how it looks. Step one is a thorough clean of the lens surface: all dirt particles, bug residue, wax residue and polish residue have to be completely gone. A freshly restored headlight should be wiped down with a clean microfibre towel after polishing and degreased with isopropyl alcohol (IPA, 70–99 %).\u003c\/p\u003e\n\u003cp\u003eThe surface has to be completely dry — even the smallest trace of moisture under the coating can cause blistering or poor adhesion. On damp days or after rain, we'd warm the headlights gently with a heat gun and wait 10 minutes until every last bit of moisture has evaporated.\u003c\/p\u003e\n\u003cp\u003eSpray the aerosol evenly onto the headlight from 20–25 cm. Important: keep the spray off painted bodywork, rubber seals and the car's glass — mask up or cover carefully. Lay the first coat on thin and let it flash off for 5 minutes. Then follow with 2–3 more coats, again with 5 minutes drying time between each. Several thin coats give you a more even, more durable protective layer than one thick one.\u003c\/p\u003e\n\u003cp\u003eAfter the last coat, let it cure for at least 30 minutes before you move the car or let it near water. For best durability we'd give it 2 hours of cure time at room temperature (or 1 hour at slightly raised temperature indoors). The finished result: a crystal-clear, glossy headlight with an invisible UV-protective coating layer.\u003c\/p\u003e\n\u003cp\u003eA common mistake with headlight sealants is an uneven coat caused by spraying from too close or too far. From under 15 cm the coating goes on too concentrated and can run or sag. From over 30 cm part of the aerosol evaporates before it reaches the surface, which leaves you with thinner, patchy coats. The sweet spot of 20–25 cm gives you an even, fine coat that wets the lens completely with no dry overspray zones. If you're using the KEEP CLEAR coating for the first time, do a test pass on a spare part or somewhere less visible to get a feel for the right distance and the right speed.\u003c\/p\u003e\n\n\u003ch3\u003eThe complete headlight restoration — KEEP CLEAR coating alongside other Meguiars products\u003c\/h3\u003e\n\u003cp\u003eThe Meguiars KEEP CLEAR Headlight Coating is the last step of a full headlight restoration. Badly yellowed or hazy headlights need mechanical work before the coating: first take the oxidised layer off with a sanding pad and abrasive, then remove the sanding marks with a polishing pad and compound, and finally bring the surface up to full gloss with a finishing pad and finishing polish. Only after that whole process does the KEEP CLEAR coating go on.\u003c\/p\u003e\n\u003cp\u003eFor lightly to moderately hazy headlights (early-stage UV degradation, no deep scratches) a simple cleaning step with \u003ca href=\"\/products\/meguiars-plastx-clear-plastic-cleaner-polish\"\u003eMeguiars PLASTX Clear Plastic Cleaner \u0026amp; Polish\u003c\/a\u003e is often enough, followed by the KEEP CLEAR coating. PLASTX cleans the surface, pulls out light oxidation and polishes the plastic to a high gloss — and the KEEP CLEAR coating locks that result in.\u003c\/p\u003e\n\u003cp\u003eFor upkeep between restoration cycles, Meguiars quick detailer products work well: they won't damage the KEEP CLEAR coating layer and they keep the headlights clean. A regular wipe with \u003ca href=\"\/products\/meguiars-quik-detailer-mist-wipe\"\u003eMeguiars Quik Detailer\u003c\/a\u003e takes off road dust, bug residue and surface dirt without attacking the protective layer.\u003c\/p\u003e\n\u003cp\u003eRegular care extends the life of the KEEP CLEAR coating considerably: a clean headlight under an intact coating layer holds its UV protection far longer than a neglected one, where dirt and acidic particles settle and slowly eat into the coating chemically. For cars with heavy UV exposure (southern Europe, parked in full sun all summer) we'd top the coating up every 6–8 months rather than yearly.\u003c\/p\u003e\n\n\u003ch3\u003eKEEP CLEAR coating on new cars — why prevention beats restoration\u003c\/h3\u003e\n\u003cp\u003eThe most common use for Meguiars KEEP CLEAR Headlight Coating is as the follow-up to a headlight restoration — but the product is just as good on new or nearly new cars whose headlights are still perfectly clear. Getting in early is always easier and cheaper than restoring later.\u003c\/p\u003e\n\u003cp\u003eNew cars do come with a factory hardcoat on the headlights — but as described above, that breaks down over time. Adding an extra protective layer of KEEP CLEAR coating to factory-fresh headlights extends the life of that original clarity considerably. Owners who treat a new car with KEEP CLEAR from day one can often keep clear, haze-free headlights for 10 years or more — where the first restoration work would otherwise typically be due after 5–7 years.\u003c\/p\u003e\n\u003cp\u003eThe same principle applies if you're buying used: headlights that are still clear and undamaged should be sealed with the KEEP CLEAR coating straight after purchase, before UV degradation starts. Protecting a headlight that's still clear takes far less work than a full restoration — and the result looks identical.\u003c\/p\u003e\n\u003cp\u003eFor cars that see a lot of UV (convertibles, cars without a garage, cars in sunny regions) we'd treat it once a year as standard care, built into the spring detailing cycle. Right after winter, when road salt, grit and low temperatures have really worked the lens surfaces over, a fresh coat of KEEP CLEAR coating is the ideal prep for the intense UV season ahead. Combined with a thorough headlight clean in spring, topping up the KEEP CLEAR coating is a simple, cheap job that keeps the headlight in the best possible optical and functional shape — year after year.\u003c\/p\u003e\n\n\u003ch3\u003eBuy Meguiars KEEP CLEAR Headlight Coating headlight sealant — for permanently clear headlights\u003c\/h3\u003e\n\u003cp\u003eThe Meguiars KEEP CLEAR Headlight Coating headlight sealant is the professional answer for anyone who wants their headlights to stay clear and like-new. The 4 oz (118 ml) aerosol is enough to treat several cars completely, or for several applications on the same car over the course of a year. At €19.90, measured against up to a year of protection and the cost of avoiding headlight restorations or even headlight replacements, it's a very economical investment.\u003c\/p\u003e\n\u003cp\u003eParticularly worth it for any owner who: wants to keep their car looking cosmetically flawless; wants to protect a fresh headlight restoration long-term; wants to act preventively on a new car or a used car with headlights that are still clear; or is after a quick, professional job for the annual spring car care round.\u003c\/p\u003e\n\u003cp\u003eMeguiars KEEP CLEAR Headlight Coating is a logical addition to any detailing set built around complete, lasting car care. Paired with Meguiars PLASTX Clear Plastic Cleaner \u0026amp; Polish for the cleaning and polishing, and Meguiars Microfibre Towels for the application, you get a complete, professional headlight care set that covers every step from cleaning through polishing to long-term sealing.\u003c\/p\u003e\n\u003cp\u003eBottom line: if you restore yellowed or hazy headlights, you have to seal with the KEEP CLEAR coating as the last step — otherwise UV breakdown starts again immediately. And if your headlights are clear, protect them before restoration becomes necessary. Either way the Meguiars KEEP CLEAR Headlight Coating headlight sealant is the right product: easy to use, highly effective, and with protection that lasts up to a year.\u003c\/p\u003e\n\u003cp\u003eOne last practical note for professional detailing businesses and pro car care operators: the Meguiars KEEP CLEAR Headlight Coating works brilliantly as a value-adding add-on with any detail or inspection. An application time of under 15 minutes per car and a convincing, immediately visible effect make it an ideal service building block, adding real extra value for the customer to your detailing menu. The headlight comes out clear as new — a result that visibly lifts the car's value and delights customers, without a lot of extra effort on your side.\u003c\/p\u003e\n","brand":"Meguiars","offers":[{"title":"4 oz (118 ml)","offer_id":57344816611663,"sku":"D1-MEG-G17804EU","price":19.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/3272\/7375\/files\/Meguiars-KEEP-CLEAR-Headlight-Coating-Scheinwerferversiegelung-4-oz-118-ml_PS1.jpg?v=1775376288"}],"url":"https:\/\/detailing1depot.com\/collections\/scheinwerferversiegelung.oembed","provider":"Detailing1","version":"1.0","type":"link"}