Bayliss Automatic Roof Vent Opener (For Rhino Greenhouses Only) Promote and strengthens it further by

and strengthens it further by adding sturdy T-section bracing at every strut of the framework of the eaves and ridge

It’s better looking: An attractive addition to your garden

Switch between a fan only mode (perfect for moving the air in summer) and a fan & heat mode

each Rhino Classic also features our unique glazing system which is designed to hold our toughened safety glass tighter the stronger the wind blows

Please note: This opener should only be purchased for use with a Rhino Greenhouse

Bayliss Automatic Roof Vent Opener (For Rhino Greenhouses Only) Promote and strengthens it further byThe 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.