Tarp Surplus offers the best selection of tarps, including tarps that are fire-retardant. If you live in an area where wild fires are prevalent, the multipurpose 20' x 30' silver fire-retardant tarp is an excellent choice. It is completely compliant with NFPA 701, CPAl-84 and California Title 19. The silver fire-retardant tarp is constructed from 12 mil polyethylene. It features a 14 x 14 mesh count and a fabric count of 1200 denier. This three-ply material is water and rot proof as well as UV treated. It is tear-resistant and also offers artic flexibility. Grommets are strategically placed every 18" to allow for a secure and easy tie-down. If you're covering a specific area, please make sure to measure for an exact fit. Finished tarps arrive slightly smaller. The 20' x 30' silver fire-retardant tarp has a finished size of 19'6" x 29'6".