Sigma Roof Vent Accesories it is intended for permanent

it is intended for permanent integration into your electrical system

The quality heat-capturing materials allow for 3 or 4 season gardening

Turn Your Wall Into a Lush Garden

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

Sigma Roof Vent Accesories it is intended for permanentPlease 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