Installation
Additional duct lengths (4" rigid pipe only)
Type of bend |
| Radius | Additional duct length | |||||||
|
|
|
|
| ft |
| cm | ft |
| cm |
|
|
|
|
|
|
| ||||
|
|
|
|
|
|
|
|
|
| |
Flexible metal duct |
|
|
|
|
|
| ||||
– 3’ 3" (1 m) straight |
|
|
| 5’ 11" |
| 180 | ||||
|
|
|
|
|
|
|
|
| ||
– | 45° angle |
| 10" |
| 25 | 4’ 11" |
| 150 | ||
– | 90° angle |
| 10" |
| 25 | 8’ 2" |
| 250 | ||
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
Smooth metal duct |
|
|
|
|
|
| ||||
– 3’ 3" (1 m) straight |
|
|
| 3’ 3" |
| 100 | ||||
– | 45° angle |
|
| 10" |
| 25 | 1’ 11" |
| 60 | |
– | 90° angle |
|
| 10" |
| 25 | 2’ 7" |
| 80 | |
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
Elbow 90° sharp |
|
|
|
| 7’ 6" |
| 230 | |||
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Concertina bend |
|
|
|
|
|
| ||||
– | 90° angle |
| 8" |
| 20 | 2’ 4" |
| 70 | ||
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
Wall vent or window vent |
|
|
|
|
|
| ||||
– | with louvers |
|
|
| 12’ 5" |
| 380 | |||
– | with flap |
|
|
| 4’ 11" |
| 150 | |||
|
|
|
|
|
|
|
|
|
| |
Exhaust connection |
|
|
|
|
|
| ||||
– left or right side |
|
|
| 3’ 3" |
| 100 | ||||
|
|
|
|
|
|
|
|
|
|
|
35
