Brochure

Recommended Noise Criteria and Face Velocity Ranges are on page 75
ASRE, ASRS Square Supply Return Diffuser — Aluminum (Page 34)
Return CFM listed is 75% of supply.
NC re 8db room Attenuation
NOTES: The minimum Throw Dimension is based on a terminal velocity of 200 FPM. The maximum Throw Dimension is based on a terminal velocity of 100 FPM.
The minimum Throw Dimension in feet is based on a V
T
of 200 FPM with V
R
of 65 FPM.
The maximum Throw Dimension in feet is based on a V
T
of 100 FPM with V
R
of 35 FPM.
500 600 700 800 900 1000 1200 1400 1600 1800 2000
.020 .020 .030 .040 .050 .060 .090 .120 .160 .200 .250
CFM 90 105 120 140 155 175 210 250 280 315 350
Ps .01 .02 .02 .03 .04 .05 .07 .10 .13 .16 .20
Throw X/Y 2-4/2-4 2-4/2-4 3-5/3-5 3-5/3-5 4-6/4-6 5-8/5-8 5-9/5-9 6-4/6-4 6-12/6-12 7-13/7-13 8-14/8-14
NC <30 <30 <30 <30 <30 <30 <35 <40 <45 <45 <45
CFM 65 80 90 105 115 130 160 190 210 235 260
-Ps <.01 <.01 <.01 <.01 <.01 <.01 .01 .02 .02 .03 .04
NC <30 <30 <30 <30 <30 <30 35 40 >45 >45 >45
500 600 700 800 900 1000 1200 1400 1600 1800 2000
.020 .020 .030 .040 .050 .060 .090 .120 .160 .200 .250
CFM 200 240 280 320 360 400 480 560 640 720 800
Ps .01 .02 .02 .03 .04 .05 .07 .10 .13 .16 .20
Throw X/Y 3-5/3-5 4-6/4-6 4-8/4-8 5-8/5-8 5-9/5-9 6-11/6-11 6-12/6-12 7-13/7-13 8-15/8-15 9-17/9-17 10-19/10-19
NC <30 <30 <30 <30 <30 <30 35 40 >45 >45 >45
CFM 150 180 210 240 270 300 360 420 480 540 600
-Ps .01 .02 .02 .03 .04 .05 .07 .09 .12 .16 .19
NC <30 <30 <30 <30 <30 <30 35 40 >45 >45 >45
500 600 700 800 900 1000 1200 1400 1600 1800 2000
.020 .020 .030 .040 .050 .060 .090 .120 .160 .200 .250
CFM 250 300 350 400 450 500 600 700 800 900 1000
Ps .01 .02 .02 .03 .04 .05 .07 .10 .13 .16 .20
Throw X/Y 3-5/3-5 4-6/4-6 4-8/4-8 5-8/5-8 5-9/5-9 6-11/6-11 6-12/6-12 7-13/7-13 8-15/8-15 9-17/9-17 10-19/10-19
NC <30 <30 <30 <30 <30 <30 35 40 >45 >45 >45
CFM 190 225 265 300 340 375 450 525 600 675 750
-Ps <.01 <.01 .01 .01 .02 .02 .03 .04 .06 .07 .09
NC <30 <30 <30 <30 <30 <30 35 40 >45 >45 >45
500 600 700 800 900 1000 1200 1400 1600 1800 2000
.020 .020 .030 .040 .050 .060 .090 .120 .160 .200 .250
CFM 300 360 420 480 540 600 720 845 960 1075 1200
Ps .01 .02 .02 .03 .04 .05 .07 .10 .13 .16 .20
Throw X/Y 3-5/3-5 3-7/3-7 4-7/4-7 4-8/4-8 5-9/5-9 5-11/5-11 6-12/6-12 7-14/7-14 8-16/8-16 19-18/9-18 11-21/11-21
NC <30 <30 <30 <30 <30 <30 35 40 >45 >45 >45
CFM 225 270 315 360 405 450 540 635 720 810 900
-Ps <.01 <.01 <.01 <.01 .01 .01 .02 .03 .03 .04 .05
NC <30 <30 <30 <30 <30 <30 35 40 >45 >45 >45
500 600 700 800 900 1000 1200 1400 1600 1800 2000
.020 .020 .030 .040 .050 .060 .090 .120 .160 .200 .250
CFM 350 420 490 560 630 700 840 980 1120 1260 1400
Ps .01 .02 .02 .03 .04 .05 .07 .10 .13 .16 .20
Throw X/Y 3-5/3-5 3-7/3-7 4-7/4-7 4-9/4-9 5-11/5-11 5-11/5-11 6-12/6-12 7-15/7-15 9-17/9-17 11-21/11-21 13-25/13-25
NC <30 <30 <30 <30 <30 <30 35 40 >45 >45 >45
CFM 260 315 365 420 470 525 630 735 840 945 1050
-Ps <.01 <.01 <.01 <.01 <.01 <.01 .01 .01 .01 .02 .03
NC <30 <30 <30 <30 <30 <30 35 40 >45 >45 >45
500 600 700 800 900 1000 1200 1400 1600 1800 2000
.020 .020 .030 .040 .050 .060 .090 .120 .160 .200 .250
CFM 560 675 785 900 1020 1120 1345 1570 1790 2020 2240
Ps .01 .02 .02 .03 .04 .05 .07 .10 .13 .16 .20
Throw X/Y 3-5/3-5 3-5/3-5 4-8/4-8 5-11/5-11 6-14/6-14 7-15/7-15 8-17/8-17 9-18/9-18 11-21/11-21 13-25/13-25 15-29/15-29
NC <30 <30 <30 <30 <30 <30 <35 <40 <45 <45 <45
CFM 345 505 590 675 765 840 1020 1180 1340 1520 1680
-Ps <.01 <.01 <.01 .01 .02 .02 .03 .04 .05 .06 .07
NC <30 <30 <30 <30 <30 <30 35 40 >45 >45 >45
500 600 700 800 900 1000 1200 1400 1600 1800 2000
.020 .020 .030 .040 .050 .060 .090 .120 .160 .200 .250
CFM 635 765 890 1015 1140 1270 1520 1775 2030 2290 2540
Ps .01 .02 .02 .03 .04 .05 .07 .10 .13 .16 .20
Throw X/Y 3-7/3-7 4-8/4-8 4-10/4-10 5-12/5-12 6-14/6-14 7-16/7-16 9-17/9-17 10-19/10-29 12-23/12-23 14-27/14-27 16-31/16-31
NC <30 <30 <30 <30 <30 <30 35 40 >45 >45 >45
CFM 475 575 665 760 855 955 1140 1330 1520 1720 1900
-Ps <.01 <.01 <.01 <.01 .01 .01 .02 .03 .03 .04 .05
NC <30 <30 <30 <30 <30 <35 40 45 >45 >45 >45
500 600 700 800 900 1000 1200 1400 1600 1800 2000
.020 .020 .030 .040 .050 .060 .090 .120 .160 .200 .250
CFM 900 1080 1260 1440 1620 1800 2160 2520 2880 3250 3600
Ps .01 .02 .02 .03 .04 .05 .07 .10 .13 .16 .20
Throw X/Y 4-8/4-8 5-10/5-10 6-12/6-12 6-13/6-13 7-15/7-15 8-17/8-17 11-23/11-23 14-29/14-29 16-31/16-31 18-35/18-35 20-39/20-39
NC <30 <30 <30 <30 <30 <30 35 45 >45 >45 >45
CFM 675 810 945 1080 1210 1350 1620 1885 2160 2440 2700
-Ps <.01 <.01 .01 .02 .02 .03 .04 .05 .07 .09 .10
NC <30 <30 <30 <30 <30 <35 40 45 >45 >45 >45
500 600 700 800 900 1000 1200 1400 1600 1800 2000
.020 .020 .030 .040 .050 .060 .090 .120 .160 .200 .250
CFM 1000 1200 1400 1600 1800 2000 2400 2800 3200 3600 4000
Ps .01 .02 .02 .03 .04 .05 .07 .10 .13 .16 .20
Throw X/Y 3-8/3-8 4-11/4-11 5-12/5-12 6-14/6-14 7-16/7-16 9-19/9-19 12-23/12-23 14-27/14-27 16-31/16-31 18-35/18-35 22-39/22-39
NC <30 <30 <30 <30 <30 <30 40 45 >45 >45 >45
CFM 750 900 1050 1200 1350 1500 1800 2100 2400 2700 3000
-Ps <.01 <.01 <.01 .01 .01 .02 .03 .03 .05 .06 .07
NC <30 <30 <30 <30 <30 <35 40 45 >45 >45 >45
500 600 700 800 900 1000 1200 1400 1600 1800 2000
.020 .020 .030 .040 .050 .060 .090 .120 .160 .200 .250
CFM 1450 1740 2030 2320 2610 2900 3480 4060 4640 5225 5800
Ps .01 .02 .02 .03 .04 .05 .07 .10 .13 .16 .20
Throw X/Y 4-11/4-11 5-13/5-13 7-16/7-16 10-21/10-21 12-25/12-25 15-29/15-29 17-33/17-33 19-36/19-36 22-41/22-41 25-48/25-48 29-54/29-54
NC <30 <30 <30 <30 <30 <40 45 45 >45 >45 >45
CFM 1085 1300 1520 1735 1950 2170 2600 3040 3470 3900 4340
-Ps <.01 <.01 .01 .01 .02 .02 .03 .04 .06 .07 .09
NC <30 <30 <30 <30 <35 <40 40 45 >45 >45 >45
12 x 12
Ak .180
Supply Performance Data
Return Performance Data
9 x 9
Grid Core
Ak .340
Return Performance Data
9 x 9
Grid Core
Ak .340
Face Velocity
Pressure Loss
Face Velocity
Pressure Loss
Supply Performance Data
15 x 15
Ak .400
Four-Way Square
Face Velocity
Pressure Loss
Supply Performance Data
Face Velocity
Pressure Loss
Supply Performance Data
18 x 18
Ak .500
Return Performance Data
12 x 12
Grid Core
Ak .640
Pressure Loss
Supply Performance Data
24 x 24
Ak .700
Return Performance Data
21 x 21
Ak .600
Return Performance Data
15 x 15
Grid Core
Ak 1.000
Face Velocity
Supply Performance Data
27 x 27
Ak 1.100
Return Performance Data
18 x 18
Grid Core
Ak 1.600
18 x 18
Grid Core
Ak 1.600
Four-Way Square
Face Velocity
Pressure Loss
Return Performance Data
21 x 21
Grid Core
Ak 2.100
Face Velocity
Pressure Loss
Face Velocity
Pressure Loss
Supply Performance Data
30 x 30
Ak 1.300
Face Velocity
Pressure Loss
Supply Performance Data
36 x 36
Ak 2.000
Supply Performance Data
33 x 33
Ak 1.800
Return Performance Data
21 x 21
Grid Core
Ak 2.100
Supply Performance Data
42 x 42
Ak 2.900
Return Performance Data
27 x 27
Grid Core
Ak 3.600
Return Performance Data
24 x 24
Grid Core
Ak 2.800
Face Velocity
Pressure Loss
Engineering Data
Engineering Data
107