One 12" unit ventilates up to 400 sq. ft.

One unit easily replaces up to 3 conventional goosenecks

4 wing design and openings allow for optimal flat roof ventilation

Solid structure from one central cube with grid-style perforations

Saves energy all year round

One 12" unit ventilates up to 400 sq. ft.

One unit easily replaces up to 3 conventional goosenecks

4 wing design and openings allow for optimal flat roof ventilation

Solid structure from one central cube with grid-style perforations

Saves energy all year round

​Comes with flat insulated base

One 12" unit ventilates up to 150 sq. ft.

1 wing design and openings allow for optimal flat roof ventilation

Solid structure from one central cube with grid-style perforations

Works with combination of wind and pressure differentials creating a vacuum effect

One 12" unit ventilates up to 150 sq. ft.

1 wing design and openings allow for optimal flat roof ventilation

Solid structure from one central cube with grid-style perforations

Works with combination of wind and pressure differentials creating a vacuum effect

Comes with flat insulated base