Isoflex™ is a closed-cell polyethylene foam isolation and expansion joint filler used in concrete construction.
The convenient tear-off strip incorporated into the product makes it easy to create a void when using cold-applied sealants. Isoflex is particularly ideal for isolation joints accomodating different horizontal and vertical movement between the pavement and a structure.
Video: Isoflex – When you need more flex than Nomaflex
Isoflex (formerly branded as Flat Rod) extends the service life of concrete by acting as an insulator in isolation and expansion joints, while acting as a bond-breaker for sealants.
Isoflex is an ideal choice for concrete joint filler applications around footings, foundations, structures, and curved or round bases and posts. Typical projects include walkways, parking decks, curbs and gutters, concrete slabs, swimming pools, and driveways.
This product is is a closed-cell polyethylene foam joint filler and is available in continuous lengths in wall thicknesses of 1/4” through ½” and widths from 1” through 6”.