Round to Oval 90 degree boots are manufactured with 30GA galvanized steel.
| Part Number | Description | UOM | Ctn.Qty |
| 4DT05 | (M) 5″ TTO DOUBLE | EA | 5 |
| 4DT06 | (M) 6″ TTO DOUBLE | EA | 2 |
Round to Oval 90 degree boots are manufactured with 30GA galvanized steel.
Oval Stackhead is manufactured using 30 gauge galvanized steel.
For use in commercial and industrial applications with Don Park spiral fittings.
Rectangular Dampers are manufactured using 28 gauge galvanized steel.