This is the mass in g per 9000 m

Covering square job site zones

Shielding welding yards

such as covering equipment used in light industrial or marine repair tasks

18 oz. Flame Retardant Vinyl Tarp - Red Canopy Enclosure Kits This is the mass inFlame Retardant Vinyl Laminated Polyester Finished Size: 6" or 3% less than stated size Weight: 18 oz yd Thickness: 21 23 mils Grommet Spacing (all sides): 24" approx. Double needle lock stitched hems Heat sealed interior seams Waterproof and UV resistant Flame Retardant Made in the USA These industrial tarps have high tear strength and high abrasion resistance. They are also oil, grease, acid, and mildew resistant. These tarps ship out within 7 10