It is preassembled in aluminum frame, with rope-pulling open close mechanism, easy operation and installation, size can be customized.

Product Description

With specially designed tube clamps, it is very easy to install to the greenhouse structure

Wirelock bases are designed in vent frames, conveniently to fix the film by wiggle wire spring

Specially designed gutter connecter to the end of the vent frame

Big vent area, 3 opening angles are available, good self locking capability

Sunny Roof Vent