Snaplock Circular Duct

DESCRIPTION:
Circular duct with longitudinal lock. Beaded and crimped on one end, and beaded on the other end. Standard length is 1.22 meters total, effective length 1.18 meters (on gauge 30 total length is .91 meters, effective length is .88 meters).

MATERIALS:
Galvanized sheet metal gauges 18 to 30.

FINISH:
Standard (galvanized)
Prepared for paint

Gauges according to SMACNA for positive pressure of 2″ W.G. For round duct with longitudinal lock.

6″ – 8″ gauge 28

10″ – 14″ gauge 26

16″ – 26″ gauge 24

28″ – 36″ gauge 22

38″ – 50″ gauge 20

52″ – 60″ gauge 18