We have many different sizes of brand new factory seconds polyiso insulation sheets from 1/2" to 4" thick. Prices START at $7 for 1/2" thick and go up to $20 for 4" thick material.
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these are faced with thick craft paper infused with fiberglass for rigidity
Please go to https://www.craigsdiscountfoam.com for a listing with prices.
We work by appointment only please.