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| Diameter | Thickness |
|---|---|
| 2" to 20" | 1/8" thk |
| 21" to 36" | 3/16" thk |
| 37" to 60" | 1/4" thk |
| 61" to 96" | 5/16" thk |
| 97" to 108" | 3/8" thk |
| 109" to 132" | Special |


Kar-Del 1177 Faultless Dr. Ashland OH 44805 Ph: 419-289-9739 Fax: 419-281-1174 |
We manufacture the following standard duct sizes. We also manufacture duct fittings and dampers up to 42" diameter. Square, rectangular and custom profiles specific to your requirements. (For above ground service only.) Custom sizes available. |
Kar-Del Plastics, Inc. |
Duct, Dampers & Fittings |
all rights reserved to Kar-Del Plastics, Inc.- 2005 |