| Length (Feet): | 25' |
|---|---|
| Diameter (Inches): | 16" |
| Application: | HVAC |
| Core Type: | Double Ply Black Polyester |
| Material: | Polyester |
| Insulation: | R-4.2 |
| Type: | Venting |
| Package: | Boxed |
There is not an exact measurement. the R4 flex the insulation is 1.5" nominal but compressed to approx. 1.125 in the duct.