China Low Cost Single-Span Tunnel Greenhouse with PC Sheet

China Low Cost Single-Span Tunnel Greenhouse with PC Sheet. Durable Steel Structure: Hot dip galvanized steel frame ensures over 10 years of service with excellent anti-corrosion. Easy Assembly Design: Prefabricated parts with bolts and nuts require no welding, protecting the zinc coating. High-Quality Cover Material: Extruding film offers dustproof, anti-fog, anti-dripping, anti-aging, and UV block functions. Customizable Dimensions: Length, span width, side wall, apex height, and spacing can be customized on request. Versatile Cover Options: Cover material can be customized to PE/PO Thin Film or Polycarbonate Sunshine Board. Flexible Ventilation: Features optional side ventilation with natural airflow and available insect nets. Complete System Integration: Includes blackout, cooling, shading, and ventilation systems for comprehensive control.