Brochure

TG, TGF Transfer Grilles (Page 27)
Engineering Data
24 Square Ceiling Diffuser (Page 29)
300 400 500 600 700 800 900 1000
.006 .010 .016 .022 .031 .040 .050 .062
CFM 50 65 85 100 115 130 150 165
Throw 3.5 4.5 5.5 6.5 8.0 9.0 10.0 11.0
CFM 85 110 140 170 195 225 250 280
Throw 4.5 5.5 7.0 8.5 10.0 11.0 12.0 14.0
CFM 125 170 210 250 295 335 380 420
Throw 5.0 6.5 8.0 9.5 11.5 13.0 15.0 16.0
CFM 180 240 300 355 415 475 535 595
Throw 6.0 8.0 10.0 11.5 13.5 15.5 17.5 19.0
CFM 245 330 410 490 575 655 740 820
Throw 7.0 9.0 11.5 13.5 16.0 18.0 20.0 22.5
CFM 310 410 515 620 720 825 925 1030
Throw 7.5 10.0 12.5 15.0 18.0 20.0 22.0 25.0
CFM 400 530 665 800 930 1065 1200 1330
Throw 8.5 11.0 14.0 17.0 20.0 23.0 26.0 28.0
CFM 480 640 800 960 1120 1280 1440 1600
Throw 9.5 12.0 16.0 18.0 22.0 25.0 28.0 31.0
CFM 570 760 950 1140 1330 1520 1710 1900
Throw 10.5 13.5 17.0 19.0 24.0 27.0 30.0 33.0
CFM 690 920 1150 1380 1610 1840 2070 2300
Throw 11.0 14.5 18.5 22.0 26.0 30.0 33.0 36.0
Terminal Velocity of 50 FPM
300 400 500 600 700 800 900 1000
.006 .010 .016 .022 .031 .040 .050 .062
CFM 55 65 80 95 105 120 135
Throw 2.5 3.0 3.5 4.0 4.5 5.0 5.5
CFM 70 90 115 135 160 180 200 225
Throw 2.0 3.0 3.5 4.5 5.0 5.5 6.5 7.0
CFM 105 140 175 210 240 275 310 345
Throw 2.5 3.5 4.5 5.0 6.0 7.0 8.0 8.5
CFM 150 200 250 300 350 400 450 500
Throw 3.0 4.0 5.0 6.0 7.5 8.5 9.0 10.5
CFM 190 250 315 375 440 500 565 625
Throw 3.5 4.5 5.5 6.5 8.0 9.0 10.0 11.0
CFM 310 415 520 625 730 830 935 1040
Throw 4.5 6.0 7.0 8.5 10.0 11.5 13.0 14.5
Terminal Velocity of 50 FPM
Neck Size 14"
Ak .625
Neck Size 18"
Ak 1.040
Neck Size 6"
Ak .135
Neck Size 8"
Ak .225
Neck Size 10"
Ak .345
Neck Size 12"
Ak .500
Face Velocity
Pressure Loss
Face Velocity
Neck Size 6"
Ak .165
Neck Size 8"
Ak .280
Neck Size 24"
Ak 2.300
Pressure Loss
Neck Size 10"
Ak .420
Neck Size 12"
Ak .595
Neck Size 14"
Ak .820
Neck Size 16"
Ak 1.030
Neck Size 18"
Ak 1.330
Neck Size 20"
Ak 1.600
Neck Size 22"
Ak 1.900
20 Round Diffuser (Page 28)
1
NC <30 NC >35
400 500 600 700 800 900 1000 1200 1400
CFM 80 100 120 140 160 180 200 235 275
Ps <.010 <.010 <.010 <.010 0.014 0.02 0.02 0.03 0.03
Throw 2.00 2.00 2.0 3.0 3.0 4.0 4.0 5.0 6.0
CFM 140 175 210 245 280 315 350 420 490
Ps <.010 <.010 <.010 <.010 0.01 0.02 0.02 0.03 0.04
Throw 3.5 3.0 3.0 4.0 4.0 5.0 5.0 7.0 8.0
CFM 218 273 327 382 436 491 545 654 763
Ps <.010 <.010 <.010 0.01 0.01 0.02 0.02 0.03 0.04
Throw 3.0 3.0 4.0 5.0 5.0 6.0 7.0 8.0 10.0
CFM 315 390 470 550 630 705 785 940 1100
Ps <.010 <.010 <.010 0.01 0.01 0.02 0.02 0.03 0.04
Throw 3.0 4.0 5.0
6.0 7.0 7.0 8.0 10.0 11.0
CFM 425 530 635 745 850 955 1060 1270 1490
Ps <.010 <.010 <.010 0.01 0.01 0.02 0.02 0.03 0.04
Throw 4.0 5.0 6.0 7.0 8.0 8.0 9.0 11.0 13.0
CFM 560 700 840 980 1120 1260 1400 1680 1960
Ps <.010 <.010 <.010 0.01 0.01 0.02 0.02 0.03 0.04
Throw 4.0 5.0 7.0 8.0 9.0 10.0 11.0 13.0 15.0
CFM 710 885 1060 1240 1420 1590 1770 2120 2480
Ps <.010 <.010 <.010 0.01 0.01 0.02 0.02 0.03 0.04
Throw 5.0 6.0 7.0 9.0 10.0 11.0 12.0 15.0 17.0
Neck Velocity
6"
Ak .160
8"
Ak .280
18"
Ak 1.500
10"
Ak .440
12"
Ak .660
14"
Ak .910
16"
Ak 1.200
Face Velocity* 500 600 700 800 900 1000 1200 1400 1600 1800 2000 2200 2400 2600
10X6
Ak 0.29
CFM
Ps
145
0.2
174
0.3
203
0.4
232
0.5
261
0.7
290
0.8
348
1.1
406
1.3
464
1.6
522
1.8
580
2.1
638
2.3
696
2.6
754
2.9
8X8
Ak 0.3
CFM
Ps
150
0.1
180
0.3
210
0.4
240
0.5
270
0.6
300
0.8
360
1
420
1.3
480
1.5
540
1.7
600
2
660
2.2
720
2.5
780
2.7
12X6
Ak 0.34
CFM
Ps
170
0
204
0.1
238
0.2
272
0.3
306
0.4
340
0.6
408
0.8
476
1
544
1.2
612
1.4
680
1.6
748
1.9
816
2.1
884
2.3
14X6
Ak 0.4
CFM
Ps
200
0
240
0.1
280
0.2
320
0.3
360
0.4
400
0.5
480
0.7
560
0.8
640
1
720
1.2
800
1.4
880
1.6
960
1.8
1040
1.9
14X8
Ak 0.53
CFM
Ps
265
-0.1
318
0
371
0.1
424
0.2
477
0.2
530
0.3
636
0.5
742
0.6
848
0.8
954
1
1060
1.1
1166
1.3
1272
1.5
1378
1.6
20X6
Ak 0.57
CFM
Ps
285
-0.1
342
0
399
0.1
456
0.1
513
0.2
570
0.3
684
0.4
798
0.5
912
0.7
1026
0.8
1140
0.9
1254
1.1
1368
1.2
1482
1.3
12X12
Ak 0.69
CFM
Ps
345
-0.1
414
-0.1
483
0
552
0.1
621
0.1
690
0.2
828
0.3
966
0.4
1104
0.6
1242
0.7
1380
0.8
1518
0.9
1656
1
1794
1.2
30X6
Ak 0.86
CFM
Ps
430
-0.1
516
0
602
0
688
0.1
774
0.1
860
0.2
1032
0.2
1204
0.3
1376
0.4
1548
0.5
1720
0.6
1892
0.7
2064
0.8
2236
0.9
16X12
Ak 0.92
CFM
Ps
460
-0.1
552
-0.1
644
0
736
0
828
0
920
0.1
1104
0.2
1288
0.2
1472
0.3
1656
0.4
1840
0.5
2024
0.6
2208
0.7
2392
0.7
18X12
Ak 1.03
CFM
Ps
515
-0.2
618
-0.1
721
-0.1
824
-0.1
927
0
1030
0
1236
0.1
1442
0.2
1648
0.2
1854
0.3
2060
0.4
2266
0.4
2472
0.5
2678
0.6
20X12
Ak 1.15
CFM
Ps
575
-0.2
690
-0.1
805
-0.1
920
-0.1
1035
0
1150
0
1380
0.1
1610
0.1
1840
0.2
2070
0.2
2300
0.3
2530
0.4
2760
0.4
2990
0.5
*Velocity measured 1” from face.
Engineering Data
99
Recommended Noise Criteria and Face Velocity Ranges are on page 75