We offer a large selection of Flat Sheets & Poly Film. You can search many types of Flat Sheets & Film, Furniture & Mattress Covers and Pallet Bands. Extra Large Embossed Flat Poly Sheet is precut for your convenience! Protect machinery, furniture, and building materials during storage or construction. Flat Poly Sheet can protect machinery, furniture, and building materials during storage or construction. A great low cost alternative to expensive fabric drop cloths for painting and construction.