200mm 350mm Aluminium Greenhouse Accessories Automatic Vent Opener Single Spring

Automatic Vent Opener Single Spring , Silver/ black

Specification

1.) Single Cylinder: Aluminum ( 200mm )

2.) Single Spring: Opens window fully to 350mm
3.) Material: Arm: Iron with chrome on surface

4.) Description: Fully automatic greenhouse ventilation Fully adjustable to open between 18-25C Opens window fully to 350mm
5.) Packaging: 1 pc / Box (25pcs Box/ outer Carton)