Specification :

We are greenhouse products manufacture since 1998. Our products cover a wide range such as agricultural greenhouse, aluminum/ tube hobby greenhouse, Aluminum/ tube mini greenhouse, cold frame, tomato greenhouse, flower shelving, staging, seed tray, bell cloches, garden tunnel, garden tool storage shed, automatic vent opener, other greenhouse accessories and so on which can meet your different requirements. If you are interested, please contact us directly or go to our website to see more detail information.

Product name: Automatic vent opener
Model: HX-T312
Features:
Fully automatic greenhouse ventilation
Heat activated
Easy fitting by clamps or screws provided
No batteries or electricity required.