Expandafoam Product Description
Expandafoam is a closed-cell polyethylene joint filler designed for use as an expansion joint filler in brickwork and concrete blockwork, isolation joints, and as a backing strip for elastomeric sealants installed in narrow joints in concrete floors subjected to pedestrian traffic and light wheeled loads.
Advantages
Easily compressible
Low load transfer
Easy to cut on-site
Excellent recovery after compression
Non-absorbent
Rot-resistant
CFC-free
Fast and easy application
No special equipment, heating, or curing required
Flexible, durable, and self-sealing to accommodate minor surface imperfections
Resistant to puncture and high hydrostatic pressure at joints
Low water vapor transmission
Resistant to hot asphalt surfacing on roads and parking areas












