40" x 50 Yard Welding Blanket Roll - 18 oz Heat Cleaned Fiberglass - Tan Fabric_By_Yard and as a finished-size tarp

and as a finished-size tarp it measures within 1-3 inches of 30' x 30'

major construction staging and containment

Sigman 8' x 10' Waxed Cotton Canvas Tarp 16 oz Heavy Duty Water Resistant - Tan Color - Brand New

The 20' x 20' size is a practical option for enclosure panels where light transmission and protection are both important

40" x 50 Yard Welding Blanket Roll - 18 oz Heat Cleaned Fiberglass - Tan Fabric_By_Yard and as a finished-size tarp40" x 50 Yard Welding Blanket Roll 18 oz Heat Cleaned Fiberglass Tan. For light duty, general welding applications with light sparks and minimal spatter. Protects against sparks on vertical plane only. Temperature rating: 1000 F. This is welding blanket fabric roll. No grommets installed. FM Approved.