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Polyurethane Foam Caulk

Expanding foam caulk for durable sealing and insulation-perfect for gaps, cracks, and joints.

  • Color: White
  • Size: 750ml, 900ml, 1200ml
  • Origin: China
  • Usage: China
  • Type: One Component
  • Efficiency: 99.9% Type

Description:

Polyurethane Foam Caulk is a versatile, high-performance sealant designed for sealing, filling, and insulating gaps and joints. It expands to form a durable, airtight, and water-resistant seal, making it ideal for construction, repair, and DIY projects. Perfect for sealing windows, doors, wall cracks, and other hard-to-reach areas, it provides excellent adhesion to wood, concrete, metal, and most building materials. Its quick-curing formula ensures long-lasting protection against drafts, moisture, and pests. 

Surface drying time: about 2 hours (varies depending on temperature).

Full cure time: 24 hours.

Key Features:
  1. Superior Adhesion: Bonds strongly to a variety of surfaces, including wood, metal, concrete, brick, and glass, without the need for primers.
  2. Flexible & Durable: Remains elastic after curing, accommodating structural movements and preventing cracks over time.
  3. Moisture & Weather Resistant: Provides excellent waterproofing, making it suitable for indoor and outdoor applications.
  4. Thermal & Acoustic Insulation: Helps improve energy efficiency by sealing gaps against drafts and noise.
  5. Easy Application: Comes in a convenient tube or cartridge for precise, mess-free application using a standard caulking gun.
  6. Paintable & Sandable: Can be painted or coated after curing to match the surrounding surface, providing a seamless finish.
  7. Chemical Resistant: Resists oils, detergents, and mild chemicals, ensuring long-lasting performance in demanding environments.
Typical Applications:
  • Sealing expansion joints, gaps, and cracks in walls, ceilings, and floors.
  • Insulating around windows, doors, and frames.
  • Sealing pipes, ducts, and HVAC systems to prevent air leakage.
  • Bonding materials in construction, automotive, and industrial projects.
  • Filling voids in concrete, masonry, or timber structures.

Explore more high quality polyurethane sealant now!