PU Expanding Foam

About this item

✅ High Expansion Rate – SikaBoom AP expandable foam effectively fills, seals, and insulates gaps and cracks up to 3 inches in size.

✅ Improved Durability – Perfect for filling and insulating window joints, doorframe gaps, AC ducts and vents, roller blind housings, and pipe entry points.

✅ Flexible & Strong – High-density, multi-positioning polyurethane foam provides a reliable seal that withstands building and material movement.

✅ Superior Insulation – Offers excellent thermal insulation, prevents cold and draughts, and dampens noise for added comfort.

✅ Available in Multiple Sizes – Choose from 250 ml, 500 ml, or 750 ml cans of light yellow foam to suit your project needs.