8' x 10' Flame Retardant Poly Tarp - Made in USA Fabric_By_Yard the 15' x 30' is

the 15' x 30' is a large roof-and-jobsite blue tarp commonly used for jobs like: emergency residential roof cover

Up 32 then 32 then 32 between rows

The Sigman 30' x 30' is a true 10-mil woven poly cover made for event and party canopy tops

approximately

8' x 10' Flame Retardant Poly Tarp - Made in USA Fabric_By_Yard the 15' x 30' isMade in USA. This flame retardant poly tarp is made from 3 ply woven reinforced polyethylene. Flame retardant, waterproof and UV coated on both sides. 11 12 MIL thickness. 5. 6 oz sq. yd. 14 x 14 weave for maximum wear and weather protection. Grommet spacing is every 2 ft approximately. Specifications Color: Off white Grommet Spacing: every 2 ft approximately on all 4 sides Flame retardant fire retardant Made in USA Ideal for construction tarps, roof