I have 9 extra pieces of Geo Foam EPS15 for under slab insulation, they are 20” thick by 4’ x 8’, $50/ea OBO. I also have a hot knife so they can be cut smaller, if necessary. It could be stored for the next job but I’d prefer to get it out of the job shack this month rather than move it.
http://www.geofoam.com/downloads/brochure/Foam-Control-Geofoam-EPS15-TechData.pdf
Sloan Ritchie