MAIN TECHNICAL PARAMETERS
Corrosion-resistant FRP material, manual actuator control, valve pressureresistance approx. 3000-15000 Pa, flange spacing L=200-250 mm

STRUCTURE
Main components: flange, valve body, valve plate, valve shaft and handle.Circular single-disc structure, the flange width can be customized accord-ing to customer requirements, with a standard width of 30-100 mm.

PERFORMANCE
The valve is normally open or normally closed during regular ventilation.The valve plate is adjusted to open and close by the handle to regulate thevalve opening degree, and output open and close signals.