Greenhouse We supply tomato greenhouse, poly film greenhouse, vegetable greenhouse. This type of greenhouse is suitable for vegetable planting, flower cultivation, seeding nursury etc. It's easy to install and economical. 1. Framework The whole greenhouse is constructed with hot galvanized steel pipe, anti-rust treated, and guarantee for 10 years. The pipe thickness is 1.2mm, with 32mm diameter. The connections of the greenhouse are by claw and clamp, bolts and nuts etc, no welding needed. 2. Covering The greenhouse is covered with 150 micro thicknesses, 5-ply plastic film with UV-protected function, 3-year warranty and 5-year life. 3.Ventilation Auto or manual controlled film roll-up system on both two sides for ventilation. 4.Door Bisec door, galvanized steel frame, covered by film. Remarks: