{"product_id":"maxblaster-waterproof-sealant-mastic-16-pack-white-seal-putty-for-ducts-drains","title":"MaxBlaster Waterproof Sealant Mastic – 16-Pack White Seal Putty for Ducts \u0026 Drains","description":"\u003ch2\u003eSmart sealing clay for everyday repairs\u003c\/h2\u003e\n\u003cp\u003eMaxBlaster Waterproof Sealant Mastic is a soft, malleable putty designed to seal, repair, and protect. Its flexible texture lets you shape the material by hand, creating a tight, waterproof seal on walls, drains, and openings. The result feels sturdy yet easy to adjust while you work.\u003c\/p\u003e\n\u003cp\u003eVersatility is built in: use it as a hole filler, a duct sealant, a wall putty, and a waterproof insulating seal. It also helps reduce odors around repaired areas, making it handy for kitchens, bathrooms, basements, and utility closets.\u003c\/p\u003e\n\u003ch3\u003eKey benefits and real-life uses\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to shape and apply: soft and flexible, mold it to fit holes, gaps, and joints, then let it dry to form a solid seal.\u003c\/li\u003e\n\u003cli\u003eVersatile repair solution: seal leaks around drains, close wall holes, and cover small openings in ducts and HVAC components.\u003c\/li\u003e\n\u003cli\u003eWaterproof and durable: designed to resist moisture and provide long-lasting protection for surfaces exposed to humidity.\u003c\/li\u003e\n\u003cli\u003eOdor blocking: helps minimize smells around repaired areas, improving the feel of enclosed spaces.\u003c\/li\u003e\n\u003cli\u003eConvenient 16-pack: 16 bags at about 30 g each keep usage tidy, with easy stocking and less waste.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTips for best results\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePrepare the surface: clean and dry the area before applying for a better seal.\u003c\/li\u003e\n\u003cli\u003eAvoid applying in wet or damp conditions and keep the area dry during cure time.\u003c\/li\u003e\n\u003cli\u003eDrying times: allow 2–3 days to set, and 3–5 days for a deeper cure before exposure to moisture.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhat you get is a practical, easy-to-store sealing clay that fits many small repair tasks. Its white color blends with most interiors and can be cut or smoothed to match nearby textures. Use it on masonry, drywall, PVC, or metal surfaces where a watertight edge matters, and gain peace of mind from a simple, hands-on fix.\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: What is MaxBlaster Waterproof Sealant Mastic best used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A pliable putty for sealing holes, repairing minor leaks, and odor control around drains, walls, and ducts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does it take to cure before exposure to moisture?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Set time is typically 2–3 days; for a fuller cure, wait 3–5 days before moisture exposure.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MaxBlaster","offers":[{"title":"Default Title","offer_id":47463243874478,"sku":"B0FC2GMYV4","price":61.18,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/6012\/9710\/files\/maxblaster-waterproof-sealant-mastic-16pack-white.jpg?v=1770277113","url":"https:\/\/handyskook.ca\/products\/maxblaster-waterproof-sealant-mastic-16-pack-white-seal-putty-for-ducts-drains","provider":"HandySkook","version":"1.0","type":"link"}