Model BRV8

The BRV8 Roof Ventilator meets the need for a simple, efficient weatherproof closure for a vertical air discharge. Lid opens when fan is on, closed weather-tight when fan is off. Discharge air stream prevents entry of rain or snow. Lid pivot rods turn in nylon bearings; never require lubrication. Panel provides easy method of curb mounting.

OUTSTANDING FEATURES:

	Vertical air discharge power roof ventilator.
	Furnished with an integral stack head/damper assembly.
	Motor in air stream with exposed belts and sheaves.
	Furnished with standard steel propellers. Cast aluminum propellers available with modified fan speed to accommodate required air flows.
	Steel base with integral rolled venturi.
	Belt drive provides quiet efficient operation.
	Drives are furnished with full pillow block drive assembly.

FAN SIZE	A	B	C	D	E	F	G
24"	25"	30"	39"	2 1/2"	3"	19"	16"
30"	31"	36"	45"	2 1/2"	3"	22"	16"
36"	37"	42"	51"	2 1/2"	3"	25"	18"
42"	43"	48"	57"	2 1/2"	3"	27"	20"
48"	49"	54"	63"	2 1/2"	3"	30"	21"
54"	55"	60"	69"	2 1/2"	3"	36"	26"
60"	61"	66"	75"	2 1/2"	3"	42"	28"

PERFORMANCE DATA:

MODEL NUMBER	H.P.	R.P.M.	PROP. NO.	FAN DIA.	FREE AIR	CAPACITY C.F.M.
MODEL NUMBER	H.P.	R.P.M.	PROP. NO.	FAN DIA.	FREE AIR	1/8" SP	1/4" SP	3/8" SP	1/2" SP
BRV-824-1 1/3	1/3	780	S-24	24"	4900	4222	2807	1576	800
BRV-824-1/2	1/2	980	S-24	24"	6219	5716	5661	4043	2600
BRV-824-3/4	3/4	1140	S-24	24"	7090	6648	6144	5518	4413
BRV-830-1/2	1/2	640	S-30	30"	8507	7170	4486	2724	1373
BRV-830-3/4	3/4	770	S-30	30"	10235	9192	7657	5108	3833
BRV-830-1	1	975	X-30	30"	10668	9959	8626	6828	5184
BRV-830-1 1/2	1 1/2	1140	X-30	30"	12473	11867	11112	9656	8135
BRV-836-1/2	1/2	530	S-36	36"	10500	8821	5985	3642	2084
BRV-836-3/4	3/4	605	S-36	36"	11985	10583	8563	5545	4017
BRV-836-1	1	665	S-36	36"	13174	11932	10299	7913	5729
BRV-836-1 1/2	1 1/2	720	X-36	36"	13660	12012	9579	7240	5000
BRV-836-2	2	870	X-36	36"	16554	15376	14088	11942	9691
BRV-842-3/4	3/4	435	S-42	42"	14040	11530	7633	4847	3311
BRV-842-1	1	490	S-42	42"	15429	13194	10438	6414	4668
BRV-842-1 1/2	1 1/2	550	S-42	42"	17420	15421	13117	9980	7289
BRV-842-2	2	725	X-42	42"	20653	19128	17503	15264	11319
BRV-842-3	3	830	X-42	42"	23645	22296	20984	19406	17290
BRV-848-3/4	3/4	370	S-48	48"	17339	13700	7389	4238	2244
BRV-848-1	1	410	S-48	48"	19188	16078	10903	6378	4037
BRV-848-1 1/2	1 1/2	465	S-48	48"	21731	19010	14991	10950	7081
BRV-848-2	2	520	S-48	48"	24274	21943	19080	15532	10125
BRV-848-3	3	680	X-48	48"	28150	25683	23615	20820	16930
BRV-848-5	5	800	X-48	48"	33160	30900	29290	27380	25000
BRV-854-1	1	410	X-54	54"	23130	20588	17500	11640	9600

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