Expansion Thene

Expansionthene is a Closed Cell Expanded Polyethylene Foam supplied in sheet form or cut to slab depth/wall thickness as required. High Performance Expansion Joint Fillerboard, for concrete slab construction and brickwork joints, which is supplied pre-cut to depth of sealant for controlled void formation and easy removal.
Robust, non-absorbent with excellent recoverability of 100% from 50% compression, low load transfer, non extruding and resistant to attack by most acids and alkalis.