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The MINI Ceiling Diffuser is now equipped with an innovative vertical air discharge shutter. Combine with horizontal air flow control center plate, the model TX allows the user to achieve variable air flow patterns. Stylish low silhouette, unobtrusive profile with exceptionally high quality aluminum construction, extremely versatile TX and TX-P MINI Diffusers are excellent choice for many residential or light commercial applications.
Material
 Aluminum
Finish
 White Painted or Clear Anodized
Sizes
 4", 6", 8"
 TX & TX-P Download
 Catalog
 Submittal Sheet
 TX (Inch / Metric)
 TX-P (Inch / Metric)
 Performance Data (Inch / Metric)
 High Resolution Picture
 (TX / TX-P)
Variable Air Flow Pattern

Features

Smoke Pattern Test

Application
The model TX MINI Diffuser is an ideal product for residential HVAC solution, however, because of its versatility, the TX will also fit perfectly for many other applications such as hospitals, hotels, schools, offices, retail stores and etc.
Finish
The Seiho TX MINI Diffusers can be custom color matched to enhance the total decor of your room. Can match almost any color sample provided. Please contact our sales department for assistance and detailed ordering information.
Easy Operation

The modulating volume control allows precise adjustment of airflow in all application without need for special tools, removal or disassembly.

The standard finish is clear anodized or white. Powder coatings in a variety of colors are available upon request at a nominal charge. Please contact our sales department for assistance and detailed ordering information.

Model TX Dimensions (PDF Version)

MODEL DUCT SIZE A B C D E F G
TX 4 4" 3 3/4 7 3/4 4 27/32 5/8 1 17/32 1 5/8 6 3/16
TX 6 6" 5 27/32 11 7 7/8 1 29/32 1 5/8 8 31/32
TX 8 8" 7 11/16 13 1/4 9 3/16 7/8 1 9/16 1 7/8 11 1/4
Dimensions are in inches. Product information is Subject to Change Without Notice


Model TX-P Dimensions (PDF Version)

MODEL DUCT SIZE A B C D E F G
SQUARE ROUND
TX 4P 6"x6" 4" 8 7 3 3/4 15/16 1 17/32 1 5/8 6 3/16
TX 6P 10"x10" 6" 12 11 5 27/32 1 3/16 1 19/32 1 5/8 8 31/32
TX 8P 12"x12" 8" 14 13 7 11/16 1 3/16 1 1/4 1 7/8 11 1/4
Dimensions are in inches. Product information is Subject to Change Without Notice

Performance Data (PDF Version)

SIZE Neck Area Air Pattern Face Plate V. Shutter Nozzle Velocity (fpm) 200 300 400 500 600 700 800 900 1000 1200
Airflow (CFM) 16 24 31 39 47 55 63 71 78 94
4 0.080 sq.ft. Combination
Air Pattern
Fully
Opened
Fully
Opened
SP 0.004 0.007 0.011 0.017 0.025 0.035 0.05 0.064 0.081 0.122
Radius of Diffusion
(Vt=@100fpm)
0.3 0.5 0.8 1.0 1.2 1.5 1.6 1.8 2.0 2.3
Radius of Diffusion
(Vt=@50fpm)
0.7 1.0 1.3 1.6 2.0 2.5 2.6 3.0 3.3 3.9
Throw
(Vt.=@100fpm)
1.2 1.6 2.1 2.6 3.1 3.6 4.3 4.6 4.9 5.9
Throw
(Vt.=@50fpm)
2.0 3.0 3.9 4.6 5.6 6.2 7.5 8.2 8.9 10.5
NC - - - - - - 16 20 23 29
Combination
Air Pattern
A Half Way
Opened
Fully
Opened
SP 0.005 0.008 0.015 0.026 0.039 0.056 0.078 0.1 0.124 1.178
Radius of Diffusion
(Vt=@100fpm)
0.3 0.5 0.7 0.8 1.0 1.3 1.5 1.6 1.8 2.1
Radius of Diffusion
(Vt=@50fpm)
0.7 1.0 1.2 1.3 1.6 2.0 2.5 2.6 3.0 3.6
Throw
(Vt.=@100fpm)
1.8 2.6 3.3 4.3 4.9 5.6 6.2 6.9 7.5 9.2
Throw
(Vt.=@50fpm)
3.3 4.6 5.9 7.2 8.5 9.8 11.2 12.1 13.5 16.4
NC - - - - - 16 21 24 28 33
Radial
Air Pattern
Fully
Opened
Closed SP 0.006 0.011 0.019 0.03 0.042 0.057 0.077 0.098 0.12 0.178
Radius of Diffusion
(Vt=@100fpm)
0.5 0.7 1.0 1.3 1.5 1.8 2.1 2.3 2.6 3.3
Radius of Diffusion
(Vt=@50fpm)
1.0 1.2 1.6 2.0 2.5 3.0 3.6 3.9 4.3 5.3
NC - - - - - - 15 19 22 29
Vertical
Air Pattern
Closed Fully
Opened
SP 0.037 0.086 0.154 0.242 0.35 0.468 0.616 0.768 0.932 1.32
Throw
(Vt=@100fpm)
5.9 8.2 9.8 11.8 13.8 15.4 17.1 18.4 20.7 23.6
Throw
(Vt=@50fpm)
10.5 14.4 17.7 21.0 24.3 27.2 30.2 32.8 36.7 42.0
NC - - 20 27 33 36 39 41 44 48

SIZE Neck Area Air Pattern Face Plate V. Shutter Nozzle Velocity (fpm) 200 300 400 500 600 700 800 900 1000 1200
Airflow (CFM) 36 54 72 90 108 126 144 162 180 216
6 0.183 sq.ft. Combination
Air Pattern
Fully
Opened
Fully
Opened
SP 0.004 0.007 0.012 0.02 0.031 0.044 0.06 0.077 0.098 0.14
Radius of Diffusion
(Vt=@100fpm)
0.7 1.0 1.3 1.6 2.0 2.3 2.6 3.0 3.3 3.9
Radius of Diffusion
(Vt=@50fpm)
1.1 1.6 2.1 2.6 3.3 3.6 4.3 4.9 5.2 6.2
Throw
(Vt.=@100fpm)
2.6 3.6 4.6 5.9 6.9 7.9 9.2 10.2 11.2 13.1
Throw
(Vt.=@50fpm)
4.6 6.2 8.2 10.5 12.5 14.1 16.4 18.0 20.0 23.6
NC - - - - - - 19 23 26 32
Combination
Air Pattern
A Half Way
Opened
Fully
Opened
SP 0.005 0.01 0.018 0.031 0.049 0.07 0.097 0.124 0.154 0.222
Radius of Diffusion
(Vt=@100fpm)
0.5 0.8 1.1 1.5 1.6 2.0 2.3 2.5 2.8 3.3
Radius of Diffusion
(Vt=@50fpm)
1.0 1.3 1.8 2.3 2.6 3.3 3.6 3.9 4.6 5.2
Throw
(Vt.=@100fpm)
3.3 4.9 5.9 7.9 9.2 10.5 12.1 13.4 14.4 17.1
Throw
(Vt.=@50fpm)
5.9 8.5 10.5 13.8 16.4 18.7 21.6 23.6 25.6 30.5
NC - - - - 16 21 26 29 32 38
Radial
Air Pattern
Fully
Opened
Closed SP 0.006 0.013 0.024 0.039 0.058 0.082 0.11 0.136 0.166 0.242
Radius of Diffusion
(Vt=@100fpm)
1.0 1.5 2.0 2.5 3.0 3.6 3.9 4.6 4.9 5.9
Radius of Diffusion
(Vt=@50fpm)
1.6 2.5 3.3 3.9 4.9 5.6 6.2 7.2 7.9 9.5
NC - - - - - - 19 23 27 34
Vertical
Air Pattern
Closed Fully
Opened
SP 0.028 0.068 0.128 0.202 0.294 0.408 0.528 0.668 0.82 1.172
Throw
(Vt=@100fpm)
8.5 12.0 15.8 19.6 22.9 25.5 28.5 32.8 36.7 42.6
Throw
(Vt=@50fpm)
15.4 21.0 27.6 35.0 41.0 45.9 51.0 58.0 65.6 75.0
NC - - 19 26 31 34 38 41 43 48

SIZE Neck Area Air Pattern Face Plate V. Shutter Nozzle Velocity (fpm) 200 300 400 500 600 700 800 900 1000 1200
Airflow (CFM) 64 97 129 162 194 227 259 291 324 388
8 0.328 sq.ft. Combination
Air Pattern
Fully
Opened
Fully
Opened
SP 0.005 0.011 0.02 0.03 0.046 0.064 0.086 0.11 0.136 0.196
Radius of Diffusion
(Vt=@100fpm)
1.2 1.5 1.8 2.1 2.6 3.0 3.3 3.6 3.9 4.6
Radius of Diffusion
(Vt=@50fpm)
2.0 2.5 3.0 3.6 4.3 4.9 5.3 5.9 6.2 7.2
Throw
(Vt.=@100fpm)
3.3 4.6 5.6 6.9 8.2 9.5 10.5 11.8 12.5 14.8
Throw
(Vt.=@50fpm)
5.6 8.2 9.8 12.5 14.8 16.4 18.4 20.7 22.3 26.2
NC - - - - - 16 20 24 27 33
Combination
Air Pattern
A Half Way
Opened
Fully
Opened
SP 0.008 0.016 0.03 0.048 0.074 0.106 0.138 0.176 0.216 0.316
Radius of Diffusion
(Vt=@100fpm)
0.8 1.2 1.5 1.8 2.1 2.5 2.6 3.0 3.3 3.5
Radius of Diffusion
(Vt=@50fpm)
1.5 2.0 2.5 3.0 3.6 3.9 4.3 4.9 5.3 5.9
Throw
(Vt.=@100fpm)
4.3 6.6 8.2 10.5 12.5 14.4 16.4 18.7 20.7 24.6
Throw
(Vt.=@50fpm)
7.9 11.5 14.8 18.4 22.3 25.6 29.5 32.8 36.7 44.3
NC - - - - 19 25 31 36 37 41
Radial
Air Pattern
Fully
Opened
Closed SP 0.009 0.022 0.043 0.068 0.102 0.138 0.18 0.228 0.286 0.432
Radius of Diffusion
(Vt=@100fpm)
2.0 2.6 3.3 4.3 4.9 5.6 5.9 6.6 7.2 8.5
Radius of Diffusion
(Vt=@50fpm)
3.3 4.3 5.3 6.6 7.5 8.5 9.5 10.2 11.2 13.1
NC - - - - 18 23 28 32 36 42
Vertical
Air Pattern
Closed Fully
Opened
SP 0.036 0.087 0.158 0.246 0.36 0.512 0.668 0.82 1 1.44
Throw
(Vt=@100fpm)
15.1 18.7 21.3 24.6 27.6 29.9 34.8 34.8 36.7 41.0
Throw
(Vt=@50fpm)
26.6 32.8 37.7 44.3 49.2 53.1 57.4 61.7 65.6 72.2
NC - - 21 30 36 35 38 42 44 49
DASHED LINE IN NC BOX INDICATES NOISE LEVEL IS LESS THAN 20.
NC LEVEL IS BASED ON 10dB ROOM ATXENUATION(PWL RE:10-12 WATXS) 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.

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