Rheem HE119-160LP, HE45-160LP, HE45-130N, HE45-100LP, HE45-100N Friction Loss Equivalence Tables

FRICTION LOSS EQUIVALENCE TABLES

3" VENTED MODELS							2" VENTED MODELS							AFTER THE FIRST 10' OF 3" ONLY
														4" EQUIVALENT TABLE
FITTING			EQUIVALENT			FITTING				EQUIVALENT				FITTING			EQUIVALENT
DESCRIPTION			FEET OF PIPE			DESCRIPTION				FEET OF PIPE				DESCRIPTION			FEET OF PIPE
3" 90˚			5'			2" 90˚					5'			4" 90˚			3'
3" 45˚			3'			2" 45˚					3'			4" 45˚			1'
3" Coupling			0'			2" Coupling					0'			4" Coupling			0'
3" Tee			0'			2" Tee					0'			4" Tee			0'
3" Pipe			1' = 1'			2" Pipe				1' = 1'				4" Pipe			1' = 1'
3" Concentric vent kit			3'			2" Concentric vent kit					3'
3" V1000 vent kit			0'
VENTING EXAMPLES (NOTE: SHOWN AS INTAKE & EXHAUST PIPE FITTINGS ADDED TOGETHER
	* = MINIMUM VENT LENGTH											** = MAXIMUN VENT LENGTH
															GRAND TOTAL
	TOTAL COMBINED							EQUIVALENT							VENT LENGTH
	VENT LENGTH							FRICTION LOSS				TOTAL FRICTION			(FEET) WITH
	(FEET) INTAKE &			QTY. OF 90˚				(FEET) FOR EACH				LOSS FOR			FITTING FRICTION
	EXHAUST			ELBOWS				ELBOW				ELBOWS			LOSS ADDED
		*12			2				5				10			22
		20			2				5				10			30
		20			3				5				15			35
		20			4				5				20			40
		20			5				5				25			45
		20			6				5				30			50
		20			7				5				35			55
		20			8				5				40			60
		20			9				5				45			65
		20			10				5				50			70
		20			11				5				55			75
		20			12				5				60			80
		20**			13				5				65			85**
		30			3				5				15			45
		30			4				5				20			50
		30			5				5				25			55
		30			6				5				30			60
		30			7				5				35			65
		30			8				5				40			70
		30			9				5				45			75
		30			10				5				50			80
		30**			11				5				55			85**
		40			3				5				15			55
		40			4				5				20			60
		40			5				5				25			65
		40			6				5				30			70
		40			7				5				35			75
		40			8				5				40			80
		40**			9				5				45			85**
		50			3				5				15			65
		50			4				5				20			70
		50			5				5				25			75
		50			6				5				30			80
		50**			7				5				35			85**
		60			3				5				15			75
		60			4				5				20			80
		60**			5				5				25			85
		70**			3				5				15			85

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