Sigma Automatic Roof Vent Planta Farmer Recommendation placing garden tools or other

placing garden tools or other household needs

and hail easily slide off of the bell-shaped design

as a general rule of thumb

It can be equipped with a tambour

These innovative U-channels are designed to cap off the top and bottom of multiwall polycarbonate sheets

Sigma Automatic Roof Vent Planta Farmer Recommendation placing garden tools or otherPlease 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.