VENTS Company enlarged the GRM gravity grilles model range with new standard sizes 585, 635 and 715 mm.
Gravity grilles are the best solution for exhaust ventilation systems installed in various premises. The grille is installed on the external wall and closes the air duct vent hole.
The louvre shutters are opened by air pressure generated by the fan and close automatically when the fan is off and prevent air back drafting.
The grille casing is made of polymer-coated atmospheric resistant steel. The louvre shutters are made of high-quality PVC material.
The GRM louvre shutters are the best solution for joint operation with OV, OV1, OVK, OVK1 fans.
