| Duct Size: | 4" |
|---|---|
| Material: | Plastic |
| Elbow: | 90 Degree |
| Warranty: | 5 Year |
one end is oval
One end is oval. Designed to fit in a 2x4 studded wall I believe.
One is oval and one is round. The round one is that which the vent cover attaches to.
One end is round but the other end is oval Sent from my Verizon Wireless Droid
The bottom end is oval, but a 4" flexible duct fits over it easily.
The end is oval where the flex line attaches.
According to the manufacturer, 140°F is the maximum temperature it can withstand, and they would say no, it cannot be used for a dryer vent.