Manual Cut Off Half Gate Material:304 Stainless Steel Cap to cover your exhaust

Cap to cover your exhaust pipe

Automatic gates utilize an electric solenoid to control compressed air as it is delivered to open and close pneumatic cylinders

it leaks into the curb

A resourceful after-the-fan product

Compression Ratio: 2:1

Manual Cut Off Half Gate Material:304 Stainless Steel Cap to cover your exhaustLike full gates, these are cast aluminum body units with galvanized or stainless steel blades that smoothly move in and out of the air stream to fully cut off or partially close air going to the duct so as to balance the system and direct the air. A thumb screw allows the gate to be locked in any position. However these are designed to fit ONTO the duct once a slit for the blade has been cut. Once the unit has been aligned and screwed to the duct, the