Triple Wall - Opal 16mm - Polycarbonate Sheets Polycarbonate connectors The window allows for ventilation

The window allows for ventilation and improves air circulation inside your greenhouse

The number of windows recommended depends on the size of the greenhouse

Made from Galvanized metal

Sigma 26 (10x26): 6 windows

Damage to the kit in the course of operation shall not provide any grounds for making claims

Triple Wall - Opal 16mm - Polycarbonate Sheets Polycarbonate connectors The window allows for ventilation16mm LEXAN THERMOCLEAR: LEXAN THERMOCLEAR 16mm triple wall polycarbonate sheet provides outstanding impact performance, thermal insulation, high light transmittance, and 2 sided UV protection. 16mm Triple Wall Polycarbonate Panels Available in "Clear", "Bronze"or "Opal" Size of each sheet is 4' x 8' (4 feet by 8 feet) Weight of each sheet is 3. 18kg 7lbs Thickness is 16mm UV protection 2UV Price per sheet: $190 10 Year Warranty