Skip to navigation
155 — Duct Ring with Butterfly Damper for Model 150

How to Specify

Provide the following information:

  • Model number
  • Diameter
  • Finish

155 — Duct Ring with Butterfly Damper for Model 150

Assets/Details

Submittal Data (138 KB, PDF)
  • Model 155 is a Duct Ring with integral Butterfly Damper for use with Model 150 Round Ceiling Diffuser.
  • Pre-drilled damper and diffuser mounting holes.
  • All-steel construction. 
  • Brown finish standard.
SizeAB
67 1/23 11/16
89 1/24 11/16
1010 7/85 11/16
1212 7/86 11/16
1414 7/87 11/16
1818 3/169 11/16

 Drawings for 155 - Duct Ring with Butterfly Damper for Model 150