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Waterproof Sealant Black Waterproof Coating 35oz Leak Repair Coating for Flat, Metal, Roofs, Foundations, Gutters, Indoor & Outdoor Walls, Bathroom, Kitchen, Garden Leak Liquid Sealant

  • Based on 2 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Saturday, Jun 28
Order within 12 hours and 52 minutes
Available payment plans shown during checkout

Style: Black-35 Oz


Features

  • SENVEN INDUSTRIAL STRENGTH BITUMEN FORMULA - Create a seamless waterproof membrane on flat roofs, metal roofs, low slope roofs, foundations, gutters, concrete surfaces, planter boxes, and more. Our premium liquid rubber forms a durable barrier against water infiltration where other sealants fail. Superior alternative to traditional roof tar or patch products
  • SUPERIOR FLEXIBILITY & DURABILITY - With over 950% elongation, SENVEN waterproof sealant maintains adhesion even with building movement and temperature changes. SENVEN sealant is designed to resist cracking, peeling, and UV damage. Creates a flexible rubberized coating that delivers long-lasting protection
  • PROFESSIONAL COVERAGE SPECIFICATIONS - Brush, roll or spray on - For flat/low slope roofs & standing water surfaces: 1 gallon covers 15 sq ft (3-4 heavy coats to achieve 60-80 mil membrane). For vertical surfaces like foundations: 1 gallon covers 30 sq ft (2-3 heavy coats for 30 mil membrane). Ideal for both roof repair and preventative maintenance applications
  • WATER-BASED ADVANCED FORMULA - Unlike harsh roof tar or solvent-based products, SENVEN water-based formula contains no VOCs or harmful odors, making it perfect for indoor and outdoor use. Doesn't damage foam insulation or sensitive materials. Perfect for waterproofing projects in confined spaces
  • USED BY PROFESSIONALS & DIYers ALIKE - SENVEN Waterproof Sealant is the go-to choice for contractors, property managers, and homeowners tackling projects from roof leak fixes to basement waterproofing. Our high-performance formula delivers professional results whether you're an experienced pro or a first-time DIYer. PREMIUM ADHESION TECHNOLOGY - Superior adhesion to most building materials including metal, concrete, wood, and more.
  • ENGINEERED WATERPROOFING SYSTEM - For maximum protection, use with SENVEN Rubber Seam Tape or Geo-Textile to bridge joints, seams, vents, skylights, and protrusions where movement may occur. Creates a comprehensive waterproofing system for long-lasting leak repair and prevention on your roof, basement, or foundation

Material: Rubber


Brand: SENVEN


Style: Black-35 Oz


Compatible Material: Wood, Metal


Water Resistance Level: Waterproof


Package Dimensions ‏ : ‎ 5.67 x 5.55 x 5.55 inches; 2.54 Pounds


Date First Available ‏ : ‎ August 10, 2024


Manufacturer ‏ : ‎ SENVEN


Best Sellers Rank: #190,429 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #531 in Hardware Sealers


#531 in Hardware Sealers:


Customer Reviews: 5.0 5.0 out of 5 stars 2 ratings


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Saturday, Jun 28

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
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  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Armor on my knight
Style: Black-1 Gallon
This was great! I made a knight in armor out of cardboard to put in a castle club house. It will last forever nowlol
Reviewed in the United States on May 6, 2025 by Ann savage

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