Rhino Bayliss Automatic Roof Vent Opener c_Winter Preparation You can even use tree

You can even use tree covers for winter protection against heavy snow

your garbage cans

integrated chemical storage tank

before ever needing refilled

Use on apples

Rhino Bayliss Automatic Roof Vent Opener c_Winter Preparation You can even use treeThe British made Bayliss Automatic Roof Vent Opener is a reliable, premium quality product. It will automatically open and close your greenhouse roof vent, adjusting the temperature and controlling the heat inside your greenhouse. The cylinder can be unclipped during the winter months so that your vents remain securely closed against winter storms and high winds. Please note: This opener should only be purchased for use with a Rhino Greenhouse.