The Green Shade Cloth will keep your greenhouse or patio from overheating under the hot summer sun. It is a commercial-grade, 60% green, 8' x 12' knitted shade cloth. The 40% light transmission is perfect if you have delicate plants that do not require full sunlight. The taped edges with corner brass grommets make installation a snap over your greenhouse roof. It can be used as a wind screen or in any area that requires shade. (Hold-down not included)Commercial grade, 60% block, knitted green shade clothSewn, taped edges with brass corner grommets for installationAllows 40% light transmission to reduce heat buildup in greenhouseInstalls to outside of greenhouseKnitted shade cloth resists runsDimensions: Length: 144Width: 96