Sigma Roof Vent Sigma 300 allowing you to move freely

allowing you to move freely while maintaining proper temperature circulation throughout the day

Colour: Black

With the same durable aluminum frame and twin-wall polycarbonate glazing used across the Sigma line

• Completion kit

Sigma Roof Vent Sigma 300 allowing you to move freelyPlease note: this window only fits Sigma Greenhouse models. The Planta Sigma Ventilation Window 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