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The model RHV Double Deflection Diffuser offers a double deflection design in a round shape. Excellent for ceiling and wall mounting, it can provide wide dispersion or narrow air streams. The individually adjustable blades allow the user to condition four areas simultaneously. The body is one piece aluminum and mounts with the included hidden bracket. Finally a register good looking enough for those special projects!
Material
Heavy-Gauge Aluminum
Finish
Gloss White or Mill Finish (Custom Colors Available)
Sizes
6" 8" 10" 12" 14" 16" 20" 24"
Features
Contemporary Design
Long Air Throws
Wide Dispersion Patterns
Double Deflection Design
Concealed Mounting Mechanism
Available for Standard Duct Sizes
Heavy Gauge Aluminum Body
Extruded Aluminum Airfoil Blades
Adjustable Blades
The RHV's front and rear blades are each individually adjustable to provide numerous dispersion patterns from wide dispersion patterns to long throw narrow air streams.
Related Product:
BS Butterfly Damper >>
RHV Download
Catalog
Submittal Sheet (
Inch
/
Metric
)
Performance Data (
Inch
/
Metric
)
Revit Files
High Resolution Picture
Installation Instruction
Endeavor Talent Agency: Beverly Hills, CA (RHV10)
Toy Loft: Los Angeles, CA (NR12B)
Excelsior Caffe: Tokyo, Japan (RHV12)
Model RHV Dimensions
(PDF Version)
MODEL
DUCT
SIZE
A
B
C
D
E
F
G
RHV 6
6"
7 5/8
5 13/16
1 7/32
4 9/32
15/32
5 1/2
21/32
RHV 8
8"
10
7 25/32
1 13/32
4 9/32
15/32
5 1/2
23/32
RHV 10
10"
12 5/8
9 3/4
1 25/32
4 13/32
19/32
5 1/2
29/32
RHV 12
12"
14 19/32
11 23/32
1 25/32
4 13/32
19/32
5 1/2
15/16
RHV 14
14"
16 9/16
13 11/16
1 25/32
4 13/32
19/32
5 1/2
15/16
RHV 16
16"
18 17/32
15 21/32
1 25/32
4 13/32
19/32
5 1/2
31/32
RHV 20
20"
23 5/8
19 23/32
2 3/8
4 31/32
29/32
6 11/16
31/32
RHV 24
24"
27 9/16
23 11/16
2 3/8
4 31/32
29/32
6 11/16
31/32
Dimensions are in inches. Product information is Subject to Change Without Notice
Performance Data
(PDF Version)
SIZE
Neck Velocity
(fpm)
300
400
500
600
700
800
1000
1200
1400
Velocity
Pressure(in.,wg)
0.006
0.010
0.016
0.022
0.031
0.040
0.062
0.090
0.122
Deflection
0
22.5
45
0
22.5
45
0
22.5
45
0
22.5
45
0
22.5
45
0
22.5
45
0
22.5
45
0
22.5
45
0
22.5
45
6
Neck Area
0.196
sq.ft.
CFM
60
80
100
120
140
160
200
240
280
SP(in.,wg)
0.014
0.033
0.040
0.025
0.056
0.070
0.040
0.090
0.110
0.060
0.110
0.170
0.110
0.150
0.240
0.135
0.180
0.300
0.180
0.270
0.440
0.280
0.430
0.690
0.400
0.610
0.720
NC
-
-
-
-
-
-
-
-
22
-
20
20
-
23
26
20
28
35
24
34
40
32
40
47
37
43
Throw(ft.)
13
13
10
20
16
13
25
20
15
32
26
20
40
35
25
43
37
28
55
45
35
60
55
45
80
70
55
8
Neck Area
0.349
sq.ft.
CFM
110
140
180
210
250
280
350
420
-
SP(in.,wg)
0.014
0.029
0.030
0.026
0.049
0.056
0.037
0.065
0.156
0.048
0.082
0.097
0.075
0.125
0.150
0.110
0.175
0.220
0.153
0.230
0.290
0.255
0.420
0.470
NC
-
-
-
-
18
19
-
18
25
15
18
20
20
21
25
22
26
30
25
32
33
33
40
42
Throw(ft.)
20
17
12
27
22
18
31
26
20
35
30
22
35
27
22
55
45
33
60
51
39
80
60
50
10
Neck Area
0.545
sq.ft.
CFM
170
220
280
330
390
440
550
660
-
SP(in.,wg)
0.011
0.024
0.026
0.016
0.035
0.043
0.022
0.045
0.059
0.036
0.068
0.088
0.062
0.105
0.142
0.048
0.130
0.230
0.150
0.155
0.255
0.185
0.285
0.420
NC
-
-
-
-
18
19
-
18
25
15
18
20
20
21
25
22
26
30
25
32
33
33
40
42
Throw(ft.)
20
17
12
27
22
18
31
26
20
35
30
22
35
27
22
55
45
33
60
51
39
80
60
50
12
Neck Area
0.785
sq.ft.
CFM
240
320
400
480
550
630
790
950
1100
SP(in.,wg)
0.010
0.019
0.017
0.015
0.031
0.037
0.012
0.025
0.032
0.075
0.090
0.140
0.085
0.102
0.120
0.010
0.195
0.320
0.098
0.167
0.210
0.152
0.210
0.380
0.165
0.280
0.460
NC
-
-
-
-
-
-
-
-
20
-
-
24
-
20
27
18
22
30
22
32
41
31
38
46
35
48
50
Throw(ft.)
27
22
17
40
32
25
45
32
27
52
42
35
60
44
40
75
55
45
90
80
60
100
100
80
105
105
90
14
Neck Area
1.069
sq.ft.
CFM
330
430
540
650
750
860
1070
1290
1500
SP(in.,wg)
0.010
0.020
0.030
0.020
0.030
0.050
0.020
0.040
0.070
0.040
0.050
0.090
0.050
0.070
0.120
0.060
0.100
0.180
0.080
0.120
0.220
0.110
0.170
0.300
0.180
0.260
0.470
NC
-
-
-
-
-
15
-
-
21
-
15
23
15
21
21
16
29
34
24
30
41
29
34
33
37
45
48
Throw(ft.)
30
25
20
40
32
25
55
45
30
65
52
37
75
57
45
81
65
51
102
84
60
106
92
75
110
100
90
16
Neck Area
1.396
sq.ft.
CFM
420
560
700
840
980
1120
1400
1680
1960
SP(in.,wg)
0.010
0.030
0.050
0.020
0.040
0.070
0.040
0.070
0.120
0.050
0.060
0.130
0.060
0.080
0.140
0.050
0.080
0.160
0.080
0.130
0.170
0.110
0.210
0.350
0.170
0.270
0.400
NC
-
-
-
-
-
21
-
-
21
-
15
23
-
21
32
19
27
34
24
33
43
32
41
48
37
45
48
Throw(ft.)
25
25
20
41
32
26
60
46
34
73
55
41
80
65
50
90
82
65
105
100
80
120
110
100
100
82
60
20
Neck Area
2.182
sq.ft.
CFM
660
880
1100
1310
1530
1750
2190
2620
3060
SP(in.,wg)
-
0.010
0.030
0.010
0.030
0.050
0.020
0.050
0.080
0.020
0.070
0.110
0.030
0.090
0.140
0.040
0.120
0.200
0.070
0.200
0.330
0.100
0.270
0.440
0.140
0.370
0.600
NC
-
20
-
-
-
-
-
-
22
-
-
29
-
23
34
19
27
39
26
35
47
32
40
52
38
47
59
Throw(ft.)
37
32
22
50
40
30
67
56
39
80
66
46
94
77
54
109
88
61
139
110
76
172
131
89
201
153
102
24
Neck Area
3.142
sq.ft.
CFM
950
1260
1580
1890
2200
2520
3150
3780
4400
SP(in.,wg)
-
0.020
0.040
-
0.040
0.060
0.010
0.050
0.090
0.020
0.080
0.130
0.030
0.100
0.170
0.030
0.130
0.220
0.060
0.200
0.340
0.090
0.290
0.500
0.110
0.380
0.640
NC
-
-
-
-
-
-
-
-
25
-
-
31
-
21
32
20
26
41
23
34
49
29
41
50
34
46
60
Throw(ft.)
42
38
26
59
50
34
77
63
43
94
76
52
107
86
60
119
97
68
146
118
85
186
142
107
215
180
127
THE THROW VALUES ARE BASED ON A 50 FPM TERMINAL VELOCITY.
DASHED LINE IN SP BOX INDICATES STATIC PRESSURE IS LESS THAN 0.01 IN.W.G.
DASHED LINE IN NC BOX INDICATES NOISE LEVEL IS LESS THAN 20.
NC LEVEL IS BASED ON 10dB ROOM ATTENUATION(PWL RE:10-12 WATTS) WITH ONE DIFFUSER OPERATING.
*Seiho International reserves the right to make changes without prior notice.
*This performance data is proprietary to Seiho International, Inc., and shall not be used except as expressly authorized by the company.
Home
>
Products
> BS
BS Download
Catalog
Submittal Sheet (
Inch
/
Metric
)
High Resolution Picture
Model BS damper with multiple blades is designed for air volume control for round ducts. Continuously adjustable from the face with a screwdriver for quick and easy volume control just by twisting until the desired setting is reached. The multiple blades provide more precise control. All-steel construction for durability.
Material
Heavy-Gauge Steel
Finish
Black
Sizes
6" 8" 10" 12" 14" 16" 20" 24"
*Note: Not for use with flexible ducts.
Model BS Dimensions
(PDF Version)
MODEL
DUCT SIZE
A
B
C
BS 6
6"
5 11/16
22/32
22/32
BS 8
8"
7 21/32
3/32
22/32
BS 10
10"
9 5/8
19/32
22/32
BS 12
12"
11 5/8
1 1/16
22/32
BS 14
14"
13 5/8
1 9/16
22/32
BS 16
16"
15 9/16
2 1/32
22/32
BS 20
20"
19 1/2
3 1/32
22/32
BS 24
24"
23 7/16
4 1/32
22/32
Dimensions are in inches. Product information is Subject to Change Without Notice