The 6x12FT Polycarbonate Walk-In Greenhouse Kit features twin-wall polycarbonate panels that diffuse over 70% of harsh sunlight for even, gentle light and clear wall panels with 90% light transmission for maximum plant exposure. Rust-resistant powder-coated aluminum frame with extra support beams and galvanized steel base for all-weather structural stability. Wide, low-threshold double doors for easy access. Manual vent window for humidity and ventilation control. Built-in gutter system channels rainwater for eco-friendly irrigation. Free US shipping — ships 1–3 days, delivered 5–10 days.

• Size: 6x12FT | Frame: Powder-coated aluminum + galvanized steel base
• Roof panels: Twin-wall PC (70% light diffusion) | Wall panels: 90% light transmission
• Ventilation: Manual vent window | Doors: Wide low-threshold double doors
• Water: Built-in gutter system for rainwater collection
• Weather: All-season durability
• Shipping: Free US | Ships 1–3 days | Delivered 5–10 days