Lennox International Inc G50UH-24A-070, G50UH-48C-110 Serving Two or More, Category I Appliances

				TABLE 5
				Vent Connector		Capacity
		Type B Double-WallVents with Type B Double-Wall Connectors
			Serving Two or More		Category I Appliances
Vent	Connector			Vent and Connector Diameter - D (inches)
Height	Rise		3 Inch	4 Inch				5 Inch		6 Inch
H	R			Appliance	Input	Rating	in Thousands	of Btu Per Hour
(feet)	(feet)	MIN	MAX	MIN		MAX	MIN	MAX	MIN	MAX
	1	22	37	35		66	46	106	58	164
6	2	23	41	37		75	48	121	60	183
	3	24	44	38		81	49	132	62	199
	1	22	40	35		72	49	114	64	176
8	2	23	44	36		80	51	128	66	195
	3	24	47	37		87	53	139	67	210
	1	22	43	34		78	49	123	65	189
10	2	23	47	36		86	51	136	67	206
	3	24	50	37		92	52	146	69	220
	1	21	50	33		89	47	142	64	220
15	2	22	53	35		96	49	153	66	235
	3	24	55	36		102	51	163	68	248
	1	21	54	33		99	46	157	62	246
20	2	22	57	34		105	48	167	64	259
	3	23	60	35		110	50	176	66	271
	1	20	62	31		113	45	181	60	288
30	2	21	64	33		118	47	190	62	299
	3	22	66	34		123	48	198	64	309

TABLE 6

				Common	Vent	Capacity
		Type B Double-Wall		Vents	with Type B		Double-Wall	Connectors
		Serving Two or More Category I Appliances
Vent				Common Vent Diameter - D (inches)
Height	4 Inch			5 Inch			6 Inch		7 Inch
H				Appliance Input Rating		in Thousands of Btu		Per Hour
(feet)	FAN + FAN	FAN + NAT	FAN + FAN		FAN + NAT		FAN + FAN	FAN + NAT	FAN + FAN	FAN + NAT
6	92	81		140	116		204	161	309	248
8	101	90		155	129		224	178	339	275
10	110	97		169	141		243	194	367	299
15	125	112		195	164		283	228	427	352
20	136	123		215	183		314	255	475	394
30	152	138		244	210		361	297	547	459

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