Expansion cords are made of foamed closed polyethylene cell structure. They allow sealing and forming space construction joints, among other things, to reduce their size.
They facilitate the application of sealing compounds and support their work in the gap.
They are used when filling expansion joints of floors and walls as well as filling gaps in bridges and viaducts as well as when installing windows, doors or roofs.
Cords are available from 6mm to 60mm in diameter.