Vego | Greenhouse Roof Vent Auto Opener - 2 Pack Steel Storage or ever need painting and

or ever need painting and is impervious to wood-eating insects

automated roof vents that work without the need for power

Home gardeners looking for a reliable

Superior Ventilation and Climate Control - Includes roof vents and side windows to promote airflow and maintain optimal humidity levels

The Janssens Roof Wind Braces are additional extra wind straps that can be added in corners of the roof to increase wind rating of your Janssens greenhouse

Vego | Greenhouse Roof Vent Auto Opener - 2 Pack Steel Storage or ever need painting andThe Vego greenhouse roof vent auto opener helps your greenhouse regulate airflow automatically without electricity, wiring, or daily adjustments. As temperatures rise, the hydraulic cylinder gradually opens the roof vent to release excess heat. As temperatures cool, the vent slowly closes to help retain warmth and stabilize the growing environment. For many greenhouse growers, ventilation quickly becomes one of the most important upgrades after