Crown Boiler BWC151 Installation Instructions Manual page 17

TABLE 7.4a: CROWN CONCENTRIC 60/100 VENT COMPONENTS
CROWN PN DESCRIPTION
80/125 x 60/100mm REDUCING
230521
230520 TERMINAL SECTION
230522 WALL GROMMET
230505 39" STRAIGHT
230504 78" STRAIGHT
230506 19 1/2" STRAIGHT
230507 90 DEGREE ELBOW
230508 45 DEGREE ELBOW
230515 39" STRAIGHT
Note #1: On 60/100mm vent systems, this may only be used between the boiler and the first 80/125 x 60/100 Reducing elbow (see text).
TABLE 7.4b: CROWN CONCENTRIC 80/125 VENT COMPONENTS
CROWN PN DESCRIPTION
230527 90 DEGREE EL (STANDARD)
230528 90 DEGREE EL (SWEEP)
230526 45 DEGREE EL
230517 19 1/2" STRAIGHT
230515 39" STRAIGHT
230518 39" STRAIGHT
230519 78" STRAIGHT
230525 TELESCOPING STRAIGHT
230531 HORIZONTAL TERMINAL
230540 SNORKEL KIT
230532 VERTICAL TERMINAL
230533 FLAT ROOF FLASHING
230535 SLOPED ROOF FLASHING
SUPPORT ELBOW WITH
230530
CHIMNEY CHASE BRACKET
230536 SUPPORT BAND
Table 7.4b Notes:
1) Snorkel kit includes parts needed to offset terminal on exterior wall by up to 46".
2) Vertical terminal can be used with either of the roof flashings listed beneath it.
3) Sloped roof flashing suitable for roof angles between 25 and 45 degrees.
4) Used at base of vertical run inside unused masonry chimney.
(VENT OPTION 1)
SIZE
80/125 x
ELBOW 60/100mm
60/100mm
60/100mm
60/100mm
60/100mm
60/100mm
60/100mm
60/100mm
80/125mm
(VENT OPTIONS 3,6)
SIZE
80/125mm
80/125mm
80/125mm
80/125mm
80/125mm
80/125mm
80/125mm
80/125mm
80/125mm
80/125mm
80/125mm
80/125mm
80/125mm
80/125mm
80/125mm
USED ON
VENT
OPTION #
INCLUDED WITH STANDARD
1
INCLUDED WITH STANDARD
1
INCLUDED WITH STANDARD
1
1 OPTIONAL - MAY NOT BE CUT
1 OPTIONAL - MAY NOT BE CUT
1 OPTIONAL - CAN BE CUT
1
1
1 OPTIONAL - CAN BE CUT (Note #1)
USED ON
VENT
OPTION #
3,6
3,6
3,6
3,6
3,6
3,6
3,6
3,6 ADJUSTABLE FROM 12-1/2" TO 16-1/2
3
3
6
6
6
6
3,6
15
COMMENTS
BWC070/090/120
BWC070/090/120
BWC070/090/120
OPTIONAL
OPTIONAL
COMMENTS
CAN BE CUT
CAN BE CUT
MAY NOT BE CUT
MAY NOT BE CUT
(NOTE #1)
(NOTE #2)
(NOTE #3)
(NOTE #4)