Jet Caps Half Gate Flap Stack

Flap Stack

These are cast aluminum body units with blades that smoothly move in and out of the air stream to fully cut off the air or partially close off the duct so as to balance the system and direct the air

please view our Automatic Blast Gate (DC Voltage) here

For dust collection see Full Cut Off Gates

Fans and other machinery can generate vibration that is conveyed through the metal ducting pipe

Jet Caps Half Gate Flap StackJet Caps combine the best features of an old style rain cap and the no loss stack to offer maximum protection from water entering the stack with minimum static pressure. Available with Rolled Lip, Vanstone Lip, and Angle Ring connections