{"product_id":"high-solids-high-build-urethane-primer-kit-direct-to-metal-hs-primer","title":"High Solids High Build Urethane Primer Kit - Direct-to-Metal HS Primer","description":"\u003cp\u003eIn this review the U-POL 1 Gallon (4.2 VOC) High Solids High Build Urethane Primer Kit is evaluated for collision repair and body shop use, and the bottom line is straightforward: this kit is best for technicians and experienced DIYers who need a durable, high-build urethane primer that sands well and covers deep scratches. The review concentrates on ease of use, mixing and sprayability, and the kit's multi-function capability as a primer filler, surfacer and wet-on-wet sealer, explaining why it earns a place in a professional or serious hobbyist shop.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-function 3 in 1:\u003c\/strong\u003e Acts as a high build primer filler, primer surfacer and a non-sand sealer which reduces the number of different products needed for common repair jobs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh solids formula:\u003c\/strong\u003e Provides excellent opacity and hiding power so fewer coats are required to cover deep scratches and repair areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible cure options:\u003c\/strong\u003e Can be air dried, low baked or I.R. cured which lets shops choose a drying method that fits their workflow and equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMixing ratio and yield:\u003c\/strong\u003e Uses a 4 to 1 mixing ratio with the included standard hardener and produces roughly 1 1\/4 sprayable gallons, giving usable volume for multiple spot repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTintable and reducible:\u003c\/strong\u003e Can be tinted up to 10% with acrylic urethane mixing base and reduced for surfacer or sealer applications, adding versatility for different applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis kit is aimed at collision repair shops, independent refinishers and skilled DIYers who want a single urethane primer that can handle spot repairs and larger panels. The product suits work that benefits from a high build material and the ability to choose air, low bake or I.R. cure methods.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere are beginners who need step-by-step finishing guidance or users restricted by local regulations in California and Canada, since the product is not compliant for sale in those jurisdictions. Buyers who require a different VOC specification should verify local rules before purchasing.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh build formula delivers thickness and coverage that fills low spots and reduces feathering work.\u003c\/li\u003e\n\u003cli\u003eGood sandability after cure, making final surfacing faster and more predictable.\u003c\/li\u003e\n\u003cli\u003eIncluded hardener and the 4:1 system yield about 1 1\/4 sprayable gallons, offering clear value for many repair jobs.\u003c\/li\u003e\n\u003cli\u003eCan be used wet-on-wet as a sealer, saving time on certain repairs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot VOC-compliant for sale in California and Canada, limiting availability for those markets.\u003c\/li\u003e\n\u003cli\u003eRequires familiarity with 2K mixing and proper spray technique to get the best results, which may be a learning curve for casual users.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003e2K HS high build urethane primer kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e1 gallon primer + 1 liter hardener (makes ~1 1\/4 sprayable gallons)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVOC\u003c\/td\u003e\n\u003ctd\u003e4.2 National VOC Rule compliant (not for CA or Canada)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMixing ratio\u003c\/td\u003e\n\u003ctd\u003e4:1 primer to hardener\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctions\u003c\/td\u003e\n\u003ctd\u003ePrimer filler, primer surfacer, wet-on-wet sealer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTinting\u003c\/td\u003e\n\u003ctd\u003eTintable up to 10% with acrylic urethane mixing base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe U-POL High Solids High Build Urethane Primer Kit is a practical choice for professional and experienced amateur refinishers who need strong build, excellent hiding and flexible cure options. Its multi-role capability and solid sandability make it good value for money for repair work, provided you operate outside restricted VOC regions and are comfortable with 2K mixing and spray technique.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this primer be used without baking?\u003c\/strong\u003e\u003cbr\u003eYes, it can be air dried, low baked or I.R. cured depending on the shop process and time available.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much usable material does the kit provide?\u003c\/strong\u003e\u003cbr\u003eThe kit contains 1 gallon of primer plus 1 liter hardener and makes approximately 1 1\/4 sprayable gallons.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this product legal for sale in all regions?\u003c\/strong\u003e\u003cbr\u003eNo, while it meets the 4.2 National VOC Rule it is not compliant for sale in California and Canada and will not be sold in those regions.\u003c\/p\u003e","brand":"U-POL","offers":[{"title":"Default Title","offer_id":48637994827995,"sku":"B003TQGGNM","price":95.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71EqiOfRI-L._AC_SL1500.jpg?v=1778561290","url":"https:\/\/gearmusthave.com\/products\/high-solids-high-build-urethane-primer-kit-direct-to-metal-hs-primer","provider":"GearMustHave","version":"1.0","type":"link"}