Crown Boiler CWD138, CWD083, CWD220, CWD060, CWD165, CWD193 Summary of Horizontal Venting Options

TABLE 3a: SUMMARY OF HORIZONTAL VENTING OPTIONS

VENT OPTION #

CLASSIFICATION USED IN THIS MANUAL

ILLUSTRATED IN FIGURE

VENT PIPE STRUCTURE

PENETRATION

AIR INTAKE PIPE STRUCTURE PENETRATION

VENT PIPE SIZE

AIR INTAKE PIPE SIZE

MAXIMUMVENT LENGTHPIPE	CWD060 - CWD138
	CWD245
	CWD165
	CWD193
	CWD220
MAXIMUM PIPEINTAKE LENGTH	CWD060 - CWD138
	CWD165
	CWD193
	CWD220
	CWD245
EXHAUST TERMINAL

AIR INTAKE TERMINAL

VENT MATERIAL

AIR INTAKE MATERIAL

1	2	3	4	5
HORIZONTAL	HORIZONTAL	(RESERVED	HORIZONTAL	HORIZONTAL
		FOR FUTURE	DIRECT	DIRECT
DIRECT VENT	DIRECT VENT
		USE)	EXHAUST	EXHAUST
8a OR 8b	8a OR 8b		9	9
WALL	WALL		WALL	WALL
WALL	WALL		N.A.	N.A.
3”	4”		3”	4”
4”	4”		N.A.	N.A.
55 FT
	55 FT		55 FT	55 FT
35 FT
	55 FT		35 FT	55 FT
25 FT
	55 FT		25 FT	55 FT
15 FT
	55 FT		15 FT	55 FT
N.R.
	55FT		10 FT	55 FT
60 FT	60 FT		N.A.	N.A.
40 FT	60 FT		N.A.	N.A.
30 FT	60 FT		N.A.	N.A.
20 FT	60 FT		N.A.	N.A.
N.R.
	60 FT		N.A.	N.A.
3” 90 ELBOW,	4” 90 ELBOW,
TEE, OR	TEE, OR
CROWN	CROWN		3” 90 ELBOW	4” 90 ELBOW
COAXIAL	COAXIAL		OR TEE	OR TEE
TERMINAL	TERMINAL
#50-003	#50-004
4” 90 ELBOW	4” 90 ELBOW
OR CROWN	OR CROWN
COAXIAL	COAXIAL		N.A.	N.A.
TERMINAL	TERMINAL
#50-003	#50-004
	APPROVED VENT SYSTEM SHOWN IN TABLE 4
	GALVANIZED OR PVC		N.A.	N.A.

“N.R” - Not recommended “N.A.” - Not applicable

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