Sigma Small 26 (Gen III) 6mm Noise Control: Includes a tie

Noise Control: Includes a tie bar to stabilize the louvers and minimize flapping and operational noise

Fluid Movement: Employs nylon bearings and solid shafts for smooth and consistent louver travel

The high-efficiency aluminum shutters are designed with fortifying ribs for superior strength and include an integrated tie bar to prevent shutter flapping or accidental opening on windy days

and a unique 8 ft roof height

Sigma Small 26 (Gen III) 6mm Noise Control: Includes a tieThe Sigma Small 26 (Gen III) was designed with a focus on spaciousness and stability. This greenhouse is perfect for 3 or 4 seasons of growing, allowing you to harvest fresh fruits and vegetables well into the colder months. Our Sigma greenhouses are built to last, featuring a rounded design and creative construction that brings heavy duty greenhouse engineering into your own backyard. Exact size: 78. 7 x 94. 5 x 315. 7 inches The end to end airflow,