Triple Wall - Clear 16mm - Thermoclear 15 - Polycarbonate Sheets Color:Clear The number of suggested windows

The number of suggested windows is determined by the size of the greenhouse

Please note: this window only fits Sigma Greenhouse models

A Powerful Growing Tower for Home Gardeners

Once a week

Triple Wall - Clear 16mm - Thermoclear 15 - Polycarbonate Sheets Color:Clear The number of suggested windows16mm LEXAN THERMOCLEAR 15: LEXAN THERMOCLEAR 15 16mm triple wall polycarbonate sheet provides an outstanding balance of impact strength, excellent thermal insulation, UV protection, condensation control, and maintains long term clarity and light transmission. 16mm Triple Wall Polycarbonate Panels Available in "Clear" or "Diffused" 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 1UV