Sigma 3 x 1.4 ft. Automatic Roof Vent brand_gardeners-table flea beetle

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Units produce billions of tiny fog particles for treating greenhouses or similar enclosed areas from 3

This means that distribution of water

Shared end support system allows for multiple displays to be linked together

Sigma 3 x 1.4 ft. Automatic Roof Vent brand_gardeners-table flea beetleSupercharge your Sigma Greenhouse with the 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 shriveling or withering of your plants. Sigma Automatic Roof Vent Features: Made from galvanized steel and