MK7 Greenhouse Autovent Bayliss

This autovents automatically opens and closes hinged vents. The autovent uses energy from the sun and surrounding air, the hotter the temperature the wider the vent will open. 

The Bayliss MK7 Autovent is supplied in a satin anodised finish, with all the fixings and instructions.

Designed for timber or aluminium framed vents measuring up to 60cm x 60cm (2ft x 2ft), has a lift load of up to 6kg and opens to a maximum of 30cm (12″). Can be set to start opening from 12°C (55F)