Automatic Vent Opener - Gigavent Hoes Whether for fresh table grapes

Whether for fresh table grapes or crafting your signature wine

Planting depth/Spacing: 6"/1-2"

absorbent medium—ideal for seed starting

carefully grown bare-root tree that is ready to thrive

Automatic Vent Opener - Gigavent Hoes Whether for fresh table grapesIngenious temperature sensitive device that automatically opens and closes coldframe lids, greenhouse windows and even skylights. Works throughout the day and maintain a constant interior climate, something impossible to achieve by manual adjustments. Requires no batteries or electricity. It can be adjusted to start opening between 60 77F. Fully open at 86 90F. Fully closed at 55F. Strongly recommended for all our glazed season extenders because it