Permissible Vent Systems And Principle Vent Components; Vent/ Air Intake Fitting Equivalent Length - Crown Boiler BWC Series Installation Instructions Manual

TABLE 6.5: PERMISSIBLE VENT SYSTEMS AND PRINCIPLE VENT COMPONENTS
MANUFACTURER VENT SYSTEM
SAF-T VENT
HEAT FAB EZ SEAL
PROTECH
SYSTEMS FASNSEAL
INC.
SVE
Z-FLEX SERIES III
("Z-VENT III")
FLEX-L INTL. STAR-34
NOTE: See vent system manufacturer's literature for other part numbers that are required such as straight pipe,
elbows, firestops and vent supports.
WALL
SIZE
THIMBLES
7393GC
3 7393GCS
5391CI
7493GC
4 7493GCS
5491CI
3 FSWT3
4 FSWT4
3 2SVSWTEF03
4 2SVSWTEF04
3 SR03WT15
4 SR04WT15
TABLE 6.6: VENT/ AIR INTAKE FITTING
EQUIVALENT LENGTH
VENT FITTING
3" 90 ELBOW
3" 45 ELBOW
4" 90 ELBOW
4" 45 ELBOW
13
HORIZONTAL
TERMINATION
ELBOW: 7314TERM
TEE: 7390TEE
ELBOW: 7414TERM
TEE: 7490TEE
ELBOW: FSELB9003 + FSBS3
TEE: FSTT3
ELBOW: FSELB9004 + FSBS4
TEE: FSTT4
ELBOW: 2SVSTEX0390
TEE: 2SVSTTF03
ELBOW:
2SVEEWCF0490 + 2SVSTPF04
TEE: 2SVSTTF04
ELBOW: SRTE-03
TEE: SRTT-03
ELBOW: SRTE-04
TEE: SRTT-04
EQUIVALENT
LENGTH (ft)
5.5
4.0
8.0
4.5
VERTICAL
TERMINATION
9392
9492
FSBS3
FSBS4
24SVSTPF03
24SVSTPF04
SRTP-03
SRTP-04