Heavy Duty Machinery Tarp - 30' x 30' - 18 oz. Black Tarp30 30 Heavy Duty Machinery Tarp 18 oz PVC Black Designed for the largest and most irregular loads, this 30 30 machinery tarp delivers heavy duty protection where its needed most. Made from durable 18 oz PVC coated polyester, it resists harsh weather, UV exposure, and road debris keeping your valuable cargo shielded mile after mile. Whether you're hauling manufacturing equipment, steel structures, or bulk freight, this tarp gives you maximum coverage