EXPANSION PU FOAM GLUE.

They are mainly polyurethane (PU) resin-based foams, which cure in contact with moisture when applied. They can be used as a gap-filling, adhesive sealant to fix, fill and insulate against noise, cold, and drafts because they have good insulation properties and are effective at dampening sound.

• SEALS OUT AIR, MOISTURE, PESTS & INSECTS
• REDUCES DRAFTS FOR ENERGY EFFICIENCY
• MAXIMUM DURABILITY: High Density, Flexible, Strong Adhesion & UV Resistant
• UL CLASSIFIED (UL 723)
• SANDABLE & PAINTABLE
• GREAT FOR: Filling Gaps & Cracks; Insulating Windows & Doors; Sealing out Air, Moisture, Pests, & Insects; and Reducing Drafts for Energy Efficiency
• USE ON: Wood, Metal, Glass, Masonry, Plumbing, HVAC, Electrical**, Basements, Crawlspaces, Attics, Ceilings, Skylights, and more!
  **Do not use inside electrical outlets or junction boxes. Not for filling closed cavities or voids. Not for use on or within heat-emitting devices or in areas that require fireproof and/or firestopping materials.