TABLE 6.5: PERMISSIBLE VENT SYSTEMS AND PRINCIPLE VENT COMPONENTS
MANUFACTURER | VENT SYSTEM | SIZE | WALL | HORIZONTAL | VERTICAL | |
THIMBLES | TERMINATION | TERMINATION | ||||
|
|
| ||||
|
|
|
|
|
| |
|
|
| 7393GC | ELBOW: 7314TERM |
| |
| 3 | 7393GCS | TEE: 7390TEE | 9392 | ||
|
| 5391CI |
|
| ||
HEAT FAB | EZ SEAL |
|
|
| ||
|
|
|
| |||
|
|
| 7493GC | ELBOW: 7414TERM |
| |
|
| 4 | 7493GCS | 9492 | ||
|
| TEE: 7490TEE | ||||
|
|
| 5491CI |
| ||
|
|
|
|
| ||
|
|
|
|
|
| |
PROTECH |
| 3 | FSWT3 | ELBOW: FSELB9003 + FSBS3 | FSBS3 | |
| TEE: FSTT3 | |||||
SYSTEMS | FASNSEAL |
|
|
| ||
|
|
|
| |||
|
| ELBOW: FSELB9004 + FSBS4 |
| |||
INC. |
| 4 | FSWT4 | FSBS4 | ||
| TEE: FSTT4 | |||||
|
|
|
|
| ||
|
|
|
|
|
| |
|
| 3 | 2SVSWTEF03 | ELBOW: 2SVSTEX0390 | 24SVSTPF03 | |
| SVE | TEE: 2SVSTTF03 | ||||
|
|
|
| |||
SERIES III |
|
| ELBOW: |
| ||
| 4 | 2SVSWTEF04 | 2SVEEWCF0490 + 2SVSTPF04 | 24SVSTPF04 | ||
|
|
|
| TEE: 2SVSTTF04 |
| |
|
| 3 | SR03WT15 | ELBOW: | ||
|
| TEE: | ||||
|
|
| ||||
4 | SR04WT15 | ELBOW: | ||||
|
| |||||
|
| TEE: | ||||
|
|
|
|
|
NOTE: See vent system manufacturer’s literature for other part numbers that are required such as straight pipe, elbows, firestops and vent supports.
TABLE 6.6: VENT/ AIR INTAKE FITTING
EQUIVALENT LENGTH
VENT FITTING | EQUIVALENT |
| LENGTH (ft) |
3” 90 ELBOW | 5.5 |
3” 45 ELBOW | 4.0 |
|
|
4” 90 ELBOW | 8.0 |
|
|
4” 45 ELBOW | 4.5 |
|
|
13
