Automatic vent opener

[allotmentlady]

Anyone know on the internet where i can get a cheap automatic window vent opener?

[allotmentlady]

Found one


Dobies: Greenhouse Vent Opener: Automatic ventilation for your greenhouse!

[Oogey]

Homebase sell them, but think you have probably got one now. Tehe In case anyone else asks the question now you have two options. £16.95

[workhorse]

Do be careful when it comes to size. If you are opening a large or double size vent, then you will need a more powerful model.