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1-877-669-1286
Approx Size: 3′ × 1.4′
Please 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 to cultivate. However, the following numbers are a general guideline:
We recommend installing an even number of ventilation windows on either side of the greenhouse for optimum airflow.
Have more air flow and plants are doing great.
Hi Bobby,
That's great to hear! Increased airflow can make a big difference in plant health. Keep up the good work with your plants :)
The installation was straightforward and operated efficiently by keeping good airflow throughout the day with temperatures in the 90s.
Glad to hear your new roof vents are keeping things cool even on scorching days 😅. Enjoy the fresh air! 💨😊
Greenhouses are amazing products, and they require special shipping and handling. That is the reason, we have been working diligently over the past year to secure preferential shipping rates for our customers. Most shipments across Canada and the US are between $250 and $450.
