Crown Boiler BWC151 manual Vent Option

TABLE 7.4a: CROWN CONCENTRIC 60/100 VENT COMPONENTS

(VENT OPTION 1)

			USED ON
CROWN PN	DESCRIPTION	SIZE	VENT	COMMENTS
			OPTION #
230521	80/125 x 60/100mm REDUCING	80/125 x	1	INCLUDED WITH STANDARD
	ELBOW	60/100mm		BWC070/090/120
230520	TERMINAL SECTION	60/100mm	1	INCLUDED WITH STANDARD
				BWC070/090/120
230522	WALL GROMMET	60/100mm	1	INCLUDED WITH STANDARD
				BWC070/090/120
230505	39” STRAIGHT	60/100mm	1	OPTIONAL - MAY NOT BE CUT
230504	78” STRAIGHT	60/100mm	1	OPTIONAL - MAY NOT BE CUT
230506	19 1/2” STRAIGHT	60/100mm	1	OPTIONAL - CAN BE CUT
230507	90 DEGREE ELBOW	60/100mm	1	OPTIONAL
230508	45 DEGREE ELBOW	60/100mm	1	OPTIONAL
230515	39” STRAIGHT	80/125mm	1	OPTIONAL - CAN BE CUT (Note #1)

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

(VENT OPTIONS 3,6)

			USED ON
CROWN PN	DESCRIPTION	SIZE	VENT	COMMENTS
			OPTION #
230527	90 DEGREE EL (STANDARD)	80/125mm	3,6
230528	90 DEGREE EL (SWEEP)	80/125mm	3,6
230526	45 DEGREE EL	80/125mm	3,6
230517	19 1/2” STRAIGHT	80/125mm	3,6	CAN BE CUT
230515	39” STRAIGHT	80/125mm	3,6	CAN BE CUT
230518	39” STRAIGHT	80/125mm	3,6	MAY NOT BE CUT
230519	78” STRAIGHT	80/125mm	3,6	MAY NOT BE CUT
230525	TELESCOPING STRAIGHT	80/125mm	3,6	ADJUSTABLE FROM 12-1/2” TO 16-1/2
230531	HORIZONTAL TERMINAL	80/125mm	3
230540	SNORKEL KIT	80/125mm	3	(NOTE #1)
230532	VERTICAL TERMINAL	80/125mm	6	(NOTE #2)
230533	FLAT ROOF FLASHING	80/125mm	6
230535	SLOPED ROOF FLASHING	80/125mm	6	(NOTE #3)
230530	SUPPORT ELBOW WITH	80/125mm	6	(NOTE #4)
	CHIMNEY CHASE BRACKET
230536	SUPPORT BAND	80/125mm	3,6

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.

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