{"product_id":"zinsser-cover-stain-white-oil-based-alkyd-primer-and-sealer-5-gal","title":"Zinsser Cover Stain White Oil-Based Alkyd Primer and Sealer 5 gal","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eZinsser Cover Stain\u003c\/strong\u003e White Oil-Based Alkyd Primer and Sealer — 5 gal is a veteran choice for taming stubborn stains and delivering a rock-solid base for topcoats on any surface, indoors or outdoors. Built on an oil‑based alkyd foundation, this primer seals in blemishes, blocks bleed‑through, and creates a durable, uniform surface that topcoats can cling to with confidence.\u003c\/p\u003e \u003cp\u003eWhat makes this primer stand out\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePowerful stain blocking\u003c\/strong\u003e: Formulated to tackle common troublemakers like water stains, smoke marks, grease, and tannin bleed, so you can paint with fewerPrep steps and fewer reworks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile adhesion\u003c\/strong\u003e: Bonds reliably to a wide range of surfaces—wood, plaster, drywall, metal, and previously painted substrates—even glossy or slick finishes that typical primers struggle with.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil-based alkyd performance\u003c\/strong\u003e: The durable, film-forming alkyd resin provides excellent hide and superior stain sealing, helping you achieve a smooth, uniform topcoat outcome.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTintable option\u003c\/strong\u003e: While shipped white, it can be tinted to achieve the perfect undertone for your final color, reducing the chance of showing through on final coats.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePractical workflow\u003c\/strong\u003e: A 2-hour recoat window speeds up your project, with full cure in about 7 days for a robust finish. Clean up with paint thinner when you’re done.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGenerous coverage\u003c\/strong\u003e: Packaged in a 5-gallon can that covers up to roughly 2000 sq ft (about 400 sq ft per gallon), making it economical for larger jobs or multiple rooms.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndoor and outdoor use\u003c\/strong\u003e: Suitable for exterior siding, trim, and interior walls, so you can use a single product across projects for consistent results.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal uses and scenarios\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePriming new or repaired wood surfaces, plywood, or mitered trim where tannin bleed or knot resin is a concern.\u003c\/li\u003e \u003cli\u003eSealing water stains, smoke damage, or grease marks on walls, ceilings, or surfaces that will receive topcoat enamel or acrylic finishes.\u003c\/li\u003e \u003cli\u003ePriming glossy sheens, metal doors, railings, or previously painted surfaces where superior adhesion is required for long-lasting color retention.\u003c\/li\u003e \u003cli\u003eExterior applications on siding or trim where a tough, stain-blocking base helps the final paint resist peeling and staining from weather exposure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eHow this primer fits into your project plan\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePrep and prime sequence\u003c\/strong\u003e: Clean the surface, shake well, and apply a uniform coat. For knotty or stained areas, a slightly heavier, even lay-in helps ensure complete bleed-through prevention.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTopcoat readiness\u003c\/strong\u003e: After the recommended recoat window of about 2 hours, you can apply your chosen water- or oil-based topcoat. Sand lightly between coats for maximum smoothness.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVentilation and safety\u003c\/strong\u003e: Use in a well-ventilated area due to the oil-based formulation. Clean tools with paint thinner after use and allow full cure time before heavy use or cleaning of the finished surface.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose this primer over alternatives\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eFor jobs where bleed-through is a risk, especially from tannins, water stains, or nicotine, this Cover Stain primer provides a more reliable seal than standard latex primers.\u003c\/li\u003e \u003cli\u003eIts durable alkyd film resists scuffs and provides a solid base for both exterior and interior topcoats, helping colors stay vivid longer on challenging surfaces.\u003c\/li\u003e \u003cli\u003eOne product covers multiple needs—prime and seal in one coat, reducing the number of products you need to buy and simplify your project plan.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKey specifications at a glance\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBase Type:\u003c\/strong\u003e Oil-Based\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCoating Material:\u003c\/strong\u003e Alkyd\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e White (tintable)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eContainer Size:\u003c\/strong\u003e 5 gal\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCoverage Area:\u003c\/strong\u003e up to ~2000 sq ft per container (about 400 sq ft per gallon)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTime Before Recoating:\u003c\/strong\u003e ~2 hours\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFull Cure Time:\u003c\/strong\u003e ~7 days\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndoor\/Outdoor:\u003c\/strong\u003e Indoor and Outdoor\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClean Up:\u003c\/strong\u003e Paint thinner\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRecommended Surface:\u003c\/strong\u003e All Surfaces\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVOC Level:\u003c\/strong\u003e 350\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Zinsser","offers":[{"title":"Default Title","offer_id":52185007096082,"sku":"1214584","price":204.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/1214584_A.eps_High.jpg?v=1775766906","url":"https:\/\/nationalhardwaregroup.com\/products\/zinsser-cover-stain-white-oil-based-alkyd-primer-and-sealer-5-gal","provider":"National Hardware Group","version":"1.0","type":"link"}