Sigma Roof Vent Accesories the shutter utilizes interlocking louvers

the shutter utilizes interlocking louvers that provide a maximum weather seal when shut

the Phoenix also boasts a silent and powerful built-in fan that will provide cool air circulation throughout your greenhouse

For added safety

Turn Your Wall Into a Lush Garden

it is intended for permanent integration into your electrical system

Sigma Roof Vent Accesories the shutter utilizes interlocking louversPlease note: this window only fits Sigma Greenhouse models. The Planta Sigma Roof Vent is a fantastic add on for your Sigma Greenhouse. It will efficiently increase air circulation, maintaining a comfortable temperature, which is essential for healthy plant growth and disease control. The number of suggested windows is determined by the size of the greenhouse, the environment and growing zone in which you live, and the plants you would like to