Ebuildingproducts stocks and sells Intumescent Firestop collars for the Radon mitigation industry. We stock 3 inch and 4 inch. Our prices are great and we do not charge any freight on orders over $300. Ship ship same day. Firestop collars. Call 1-855-832-8453.
we are located on the east coast.
http://www.Ebuildingproducts.com
