Greenhouse Plastic Sheeting - Our 6 mil white plastic for greenhouses is tough and durable. Made from premium polyethylene plastic sheeting, our green house plastic creates an optimal greenhouse environment. Farm Plastic Supply's 6mil white plastic is constructed with anti-aging UV additives, made for long term use. These additives protect the green house film from UV rays and prolong the life of your hoop house plastic. Our white plastic for greenhouse's lets 55% light through, distributing light evenly throughout your green house and allowing for even temperature distribution. Proper light transmission will aid in optimal crop growth. This 6 mil plastic sheeting greenhouse film is great for creating the right amount of shade. It comes in a single roll and is easily unpacked and installed. Our greenhouse plastic can be used for hoop houses, crop patches, greenhouses, and more. Our greenhouse white plastic sheeting is built for protection against UV rays. It can protect your plants from extreme heat, heavy rain, frost, cold weather, and strong winds. Our white plastic film polyethylene can also be used as a vapor barrier or for construction purposes such as a dust wall.