This Emseal expanding sealant is UV-stable and will not dry out and become hard or brittle. The Expanding Foam Sealant maintains a seal during thermal expansion and contraction of building panels.
The sealant has a self-adhesive on one side. After removal of packaging, the material begins gradual expansion.
Use for sealing gaps in metal roofing panels to maintain weather tightness.
- Open cell high denisty acrylic-modified asphalt polyurethane foam, black color.
- High softening point.
- UV resistant.
- Low water vapor transmission.
Rolls are compressed to 1/4" x 1" x 19.68' and expands to 1" high x 1" wide, or to 1/4" x 1" x 13.12' and expands to 1.5" high x 1" wide.