{"product_id":"general-finishes-exterior-450-topcoat-clear-flat-quart","title":"General Finishes Exterior 450 Topcoat, Clear, Flat, Quart","description":"\u003cp\u003e\u003cstrong\u003eGeneral Finishes Exterior 450 Topcoat, Clear, Flat, Quart\u003c\/strong\u003e is intended for exterior use. \u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eClear-drying acrylic\/urethane finish\u003c\/li\u003e\n\u003cli\u003eTintable\u003c\/li\u003e\n\u003cli\u003eUV absorbers protect finish film\u003c\/li\u003e\n\u003cli\u003eMildewcide slows mold and mildew growth\u003c\/li\u003e\n\u003cli\u003eFlexible film moves with wood\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBest for\u003c\/h3\u003e\u003cp\u003eVertical exterior wood including fences, patio furniture, garage doors and entrance doors; Raw wood, stained wood and non-white painted surfaces\u003c\/p\u003e\u003ch3\u003eSpecs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eColor or finish\u003c\/th\u003e\n\u003ctd\u003eClear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSheen\u003c\/th\u003e\n\u003ctd\u003eFlat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSelected size\u003c\/th\u003e\n\u003ctd\u003eQuart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBase\u003c\/th\u003e\n\u003ctd\u003ewater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUse\u003c\/th\u003e\n\u003ctd\u003eexterior\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCoverage\u003c\/th\u003e\n\u003ctd\u003e140-160 sq ft\/quart; 560-640 sq ft\/gallon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTouch dry\u003c\/th\u003e\n\u003ctd\u003e30+ minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecoat\u003c\/th\u003e\n\u003ctd\u003e2+ hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFull cure\u003c\/th\u003e\n\u003ctd\u003e21 days at 70°F and 50% humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication conditions\u003c\/th\u003e\n\u003ctd\u003eRecommended 70°F and 50% humidity, out of direct sunlight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCoats\u003c\/th\u003e\n\u003ctd\u003e2-3 coats on current page; TDS says at least 3 total coats\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApply with\u003c\/th\u003e\n\u003ctd\u003eBrush; Roll; Spray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThinning\u003c\/th\u003e\n\u003ctd\u003eWater, GF Extender or GF Accelerator per TDS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCleanup\u003c\/th\u003e\n\u003ctd\u003eSoap and water for hands; GF Brush \u0026amp; Gun Cleaner for equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVOC\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;125 g\/L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTopcoat compatibility\u003c\/th\u003e\n\u003ctd\u003eSelf-sealing; can be used as optional topcoat over darker GF Milk Paint colors. Do not use over light or white paint.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part #\u003c\/th\u003e\n\u003ctd\u003eQXF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eHow to apply\u003c\/h3\u003e\u003cp\u003eStart with the manufacturer's preparation steps: Raw wood: sand through 150 or 220 grit, remove dust and dry; Sealed surface: scuff clean with 50:50 denatured alcohol and water, dry and sand lightly; Test compatibility and adhesion.\u003c\/p\u003e\u003col\u003e\n\u003cli\u003eClean, sand and dry surface as specified\u003c\/li\u003e\n\u003cli\u003eStir product and test adhesion\u003c\/li\u003e\n\u003cli\u003eApply 2-3 coats by brush, roll or spray\u003c\/li\u003e\n\u003cli\u003eAllow at least 2 hours between coats\u003c\/li\u003e\n\u003cli\u003eAllow 21 days for full cure\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eGood to know\u003c\/h3\u003e\u003cp\u003eUse limits: Decks; Light or white paint (may yellow); Linseed or Danish oil finishes.\u003c\/p\u003e\u003cp\u003e: Flat 2024 SDS: not classified as hazardous; no label elements. Product page separately warns of irritation and harm if swallowed.\u003c\/p\u003e\u003cp\u003e: Product page carries California Prop 65 warning for toluene and reproductive harm.\u003c\/p\u003e\u003cp\u003eKeep the recoat time and full cure time separate when planning the project. The recoat figure tells you when another coat can be applied; it does not replace the full cure guidance.\u003c\/p\u003e\u003ch3\u003eQuestions\u003c\/h3\u003e\u003ch4\u003eHow much will I need?\u003c\/h4\u003e\u003cp\u003eUse these manufacturer coverage figures: 140-160 sq ft\/quart; 560-640 sq ft\/gallon. Match the figure to the container size, and account for the stated number of coats.\u003c\/p\u003e\u003ch4\u003eWhen can I apply another coat?\u003c\/h4\u003e\u003cp\u003eThe listed manufacturer recoat guidance is 2+ hours. Follow the application conditions and instructions for this product.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/generalfinishes.com\/wood-finishes-professional\/exterior-topcoats-stains-oils\/exterior-450-water-based-topcoat\" target=\"_blank\" rel=\"noopener\"\u003eManufacturer directions and product information\u003c\/a\u003e\u003c\/p\u003e","brand":"General Finishes","offers":[{"title":"Default Title","offer_id":67673255641398,"sku":"QXF","price":40.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0931\/9750\/0726\/files\/606016107681.jpg?v=1791582130","url":"https:\/\/projectweekenddiy.com\/products\/general-finishes-exterior-450-topcoat-clear-flat-quart","provider":"Project Weekend DIY","version":"1.0","type":"link"}