Sigma Automatic Roof Vent Planta Farmer Recommendation "Bronze"or "Opal"

"Bronze"or "Opal"

as a general rule of thumb

It can be equipped with a tambour

The amount of windows required depends on the greenhouse size

Sigma Automatic Roof Vent Planta Farmer Recommendation "Bronze"or "Opal"Please note: this window only fits Sigma Greenhouse models. Supercharge your Sigma Greenhouse with the Planta Sigma Automatic Roof Vent. Improve air circulation by bringing in the fresh outside breeze, keeping your plants healthy and disease free. The automatic roof vent is heat activated, which requires no electrical power or programming. This function ensures that hot air escapes during the day, preventing shrivelling or withering of your plants.