Sigma 39 (Gen III) Alpine Can you imagine growing up

Can you imagine growing up to 32 plants in less than a quarter square meter

and advanced UV protection in a lightweight sheet

Shipping full-size profiles may pose challenges

It will provide increased ventilation and enhance air circulation

CoverLite® 6mm twin wall multiwall polycarbonate sheet provides high light transmission

Sigma 39 (Gen III) Alpine Can you imagine growing upTake backyard growing further with the Sigma 39 (Gen III). Built with heavy duty materials, this greenhouse supports 3 to 4 seasons of cultivation, giving you the opportunity for multiple harvests throughout the year. Its advanced engineering and durable construction bring the performance of a commercial greenhouse into a refined backyard structure. Exact size: 118. 1 x 83. 9 x 472. 4 inches The end to end airflow, spacious size, and high 7' ( 2. 13