Greenhouse auto-vent

This opener will automatically open your greenhouse window or vent preventing your greenhouse from overheating

Suitable for most greenhouses
Uses solar energy – it’s FREE to run!
Temperature changes in your greenhouse will trigger the opening device, the working conditions are –
—Start to open – 15°c – 23°c (59f-73f)
—Fully open temperature 35° (19f) or above
—Fully open distance 45cm (18″)
—Maximum opening weight 7kg (15lb)
Detailed installation manual included
Simple to fit
Can be adjusted to different temperatures
Screws for fittings included

Things to remember –
1. Do not use this opener anywhere the temperature will exceed 60° (140f)
2. Please ensure your greenhouse window can be opened freely by at least 45cm (18″)