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ManualsBrandsHart & Cooley ManualsAluminum Egg Crate Return Air Grilles46" x 22" Aluminum Egg Crate Return Grille (RE5TI Series)
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RFPS (Page 66)
300 400 500 600 700 800 900 1000 1200
CFM 60 80 100 120 140 160 180 200 235
Ps .005 .009 .015 .021 .027 .037 .047 .058 .080
NC <20 <20 <20 <20 21 26 32 34 39
Throw 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.5 6.5
CFM 105 140 175 210 245 280 315 350 420
Ps .007 .012 .019 .027 .037 .049 .060 .074 .110
NC <20 <20 <20 <20 22 28 33 36 41
Throw 2.5 3.5 4.5 5.5 6.5 7.0 8.0 9.0 10.5
CFM 165 220 270 325 380 435 490 545 655
Ps .008 .015 .023 .033 .046 .060 .076 .093 .135
NC <20 <20 <20 22 27 32 36 39 43
Throw 3.5 4.5 5.5 6.5 7.5 8.5 9.5 11.0 13.0
CFM 235 315 390 470 550 630 705 785 945
Ps .010 .018 .027 .039 .053 .070 .088 .110 .160
NC <20 <20 <20 20 27 35 38 41 45
Throw 3.5 5.0 6.0 7.5 8.5 10.0 11.0 12.5 15.0
CFM 320 430 535 640 750 855 960 1070 1285
Ps .011 .020 .031 .045 .060 .080 .105 .125 .180
NC <20 <20 <20 25 31 34 39 43 49
Throw 4.0 5.5 7.0 8.5 10.0 11.0 12.5 14.0 16.5
Notes: NC is Noise Criteria based on 10dB room absorption (Re: 10
-12
watts).
Throw in feet measured at a terminal velocity of 100 FPM.
The change in throw due to pattern selection is not significant.
12"
Diameter
Ak .780
14"
Diameter
Ak 1.070
Neck Velocity
6"
Diameter
Ak .200
8"
Diameter
Ak .350
10"
Diameter
Ak .540
300 400 500 600 700 800 900 1000 1100
CFM 60 80 100 120 140 160 180 200 220
Ps .008 .011 .017 .024 .032 .042 .054 .066 .080
NC <20 <20 <20 <20 24 27 32 36 38
Throw 1.0 2.0 3.0 3.0 4.0 4.0 5.0 5.0 6.0
CFM 105 140 175 210 245 280 310 350 385
Ps .008 .011 .017 .024 .034 .043 .054 .068 .083
NC <20 <20 <20 20 24 27 30 34 38
Throw 2.0 3.0 4.0 4.0 5.0 6.0 7.0 8.0 8.5
CFM 165 220 270 325 385 430 490 550 600
Ps .008 .012 .017 .024 .032 .043 .056 .068 .082
NC <20 <20 20 24 29 33 36 39 42
Throw 2.0 3.0 4.0 5.0 5.0 6.0 7.0 8.0 9.0
CFM 230 310 390 470 550 610 700 780 870
Ps .009 .016 .026 .037 .050 .065 .080 .100 .125
NC <20 <20 20 23 26 31 34 37 40
Throw 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0
CFM 315 430 535 640 750 855 960 1090 1200
Ps .009 .016 .026 .037 .050 .065 .083 .125 .150
NC <20 20 25 30 35 39 43 45 48
Throw 3.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0
400 500 600 700 800 900 1000 1200 1400 1600
CFM 80 100 120 135 155 175 195 235 275 315
Ps .008 .012 .017 .021 .028 .035 .043 .063 .086 .112
NC <20 <20 <20 <20 <20 <20 20 25 30 35
Throw 2.0 3.0 3.0 3.5 4.0 4.5 5.0 6.0 7.0 8.0
CFM 140 175 210 245 280 315 350 420 490 560
Ps .010 .015 .022 .029 .038 .049 .060 .086 .117 .150
NC <20 <20 <20 <20 20 25 30 35 35 40
Throw 3.5 4.5 5.5 6.5 7.0 8.0 9.0 10.5 12.5 14.5
CFM 220 270 325 380 435 490 545 655 765 870
Ps .014 .021 .030 .041 .054 .068 .084 .122 .167 .212
NC <20 <20 <20 20 25 30 35 35 40 45
Throw 5.5 7.0 8.5 10.0 11.0 12.5 14.0 17.0 19.5 22.0
CFM 315 390 470 550 630 705 785 940 1100 1255
Ps .015 .023 .033 .045 .060 .072 .094 .132 .180 .230
NC <20 <20 20 25 30 35 35 40 45 45
Throw 6.0 7.5 9.0 10.5 12.0 13.5 15.0 18.0 21.0 24.0
CFM 430 535 640 750 855 960 1070 1285 1500 1710
Ps .023 .036 .051 .071 .093 .115 .140 .205 .277 .350
NC <20 <20 20 25 30 35 40 40 45 45
Throw 6.5 8.0 9.5 11.5 13.0 14.5 16.0 19.0 22.5 25.0
12"
An .780
Ak 1.650
14"
An 1.070
Ak 2.060
Terminal Velocity of 75 FPM
An = Neck Area in Sq. Ft.
NC = Noise Criteria based on 10dB room absorption (Re: 10
-12
watts).
Note: The use of a balancing hood is recommended to balance the system.
NC is based on 10dB room attenuation (Re: 10
-12
watts) ASHRAE 36-72.
Terminal Velocity of 75 FPM An = Neck Area in Sq. Ft.
Neck Velocity
6"
An .200
Ak .780
8"
An .350
Ak .920
10"
An .540
Ak 1.200
12"
Diameter
An .780
14"
Diameter
An 1.070
Neck Velocity
6"
Diameter
An .200
8"
Diameter
An .350
10"
Diameter
An .540
HVS, HVS R6, FPD, FPD3 (Page 63)
RENPS, ARENPS, PDS (Page 62, 66)
300 400 500 600 700 800 900 1000 1100
CFM 60 80 100 120 140 160 180 200 220
Ps .008 .011 .017 .024 .032 .042 .054 .066 .080
NC <20 <20 <20 <20 24 27 32 36 38
Throw 1.0 2.0 3.0 3.0 4.0 4.0 5.0 5.0 6.0
CFM 105 140 175 210 245 280 310 350 385
Ps .008 .011 .017 .024 .034 .043 .054 .068 .083
NC <20 <20 <20 20 24 27 30 34 38
Throw 2.0 3.0 4.0 4.0 5.0 6.0 7.0 8.0 8.5
CFM 165 220 270 325 385 430 490 550 600
Ps .008 .012 .017 .024 .032 .043 .056 .068 .082
NC <20 <20 20 24 29 33 36 39 42
Throw 2.0 3.0 4.0 5.0 5.0 6.0 7.0 8.0 9.0
CFM 230 310 390 470 550 610 700 780 870
Ps .009 .016 .026 .037 .050 .065 .080 .100 .125
NC <20 <20 20 23 26 31 34 37 40
Throw 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0
CFM 315 430 535 640 750 855 960 1090 1200
Ps .009 .016 .026 .037 .050 .065 .083 .125 .150
NC <20 20 25 30 35 39 43 45 48
Throw 3.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0
400 500 600 700 800 900 1000 1200 1400 1600
CFM 80 100 120 135 155 175 195 235 275 315
Ps .008 .012 .017 .021 .028 .035 .043 .063 .086 .112
NC <20 <20 <20 <20 <20 <20 20 25 30 35
Throw 2.0 3.0 3.0 3.5 4.0 4.5 5.0 6.0 7.0 8.0
CFM 140 175 210 245 280 315 350 420 490 560
Ps .010 .015 .022 .029 .038 .049 .060 .086 .117 .150
NC <20 <20 <20 <20 20 25 30 35 35 40
Throw 3.5 4.5 5.5 6.5 7.0 8.0 9.0 10.5 12.5 14.5
CFM 220 270 325 380 435 490 545 655 765 870
Ps .014 .021 .030 .041 .054 .068 .084 .122 .167 .212
NC <20 <20 <20 20 25 30 35 35 40 45
Throw 5.5 7.0 8.5 10.0 11.0 12.5 14.0 17.0 19.5 22.0
CFM 315 390 470 550 630 705 785 940 1100 1255
Ps .015 .023 .033 .045 .060 .072 .094 .132 .180 .230
NC <20 <20 20 25 30 35 35 40 45 45
Throw 6.0 7.5 9.0 10.5 12.0 13.5 15.0 18.0 21.0 24.0
CFM 430 535 640 750 855 960 1070 1285 1500 1710
Ps .023 .036 .051 .071 .093 .115 .140 .205 .277 .350
NC <20 <20 20 25 30 35 40 40 45 45
Throw 6.5 8.0 9.5 11.5 13.0 14.5 16.0 19.0 22.5 25.0
12"
An .780
Ak 1.650
14"
An 1.070
Ak 2.060
Terminal Velocity of 75 FPM
An = Neck Area in Sq. Ft.
NC = Noise Criteria based on 10dB room absorption (Re: 10
-12
watts).
Note: The use of a balancing hood is recommended to balance the system.
NC is based on 10dB room attenuation (Re: 10
-12
watts) ASHRAE 36-72.
Terminal Velocity of 75 FPM An = Neck Area in Sq. Ft.
Neck Velocity
6"
An .200
Ak .780
8"
An .350
Ak .920
10"
An .540
Ak 1.200
12"
Diameter
An .780
14"
Diameter
An 1.070
Neck Velocity
6"
Diameter
An .200
8"
Diameter
An .350
10"
Diameter
An .540
DPD, DPD R6 (Page 62, 66)
Model DPD/DPD R6 T-Bar Plate Diffuser
400 500 600 700 800 900 1000 1200 1400 1600
CFM 80 100 120 135 155 175 195 235 275 315
Ps .006 .010 .014 .018 .023 .030 .037 .054 .073 .096
NC <20 <20 <20 <20 <20 20 25 30 35 40
Throw
1.0 2.0 2.0 2.5 3.0 3.5 4.0 4.5 5.5 6.5
CFM 140 175 210 245 280 315 350 420 490 560
Ps .010 .015 .022 .029 .038 .049 .060 .086 .117 .150
NC <20 <20 <20 20 25 30 30 35 40 45
Throw
2.5 3.5 4.0 4.5 5.0 5.5 6.0 7.0 8.0 9.0
CFM 220 275 325 380 435 490 545 655 765 875
Ps .014 .021 .030 .041 .054 .068 .084 .122 .167 .212
NC <20 <20 <20 20 25 30 35 40 45 50
Throw
4.0 5.5 6.5 8.0 9.0 10.5 11.5 14.5 17.0 20.0
CFM 315 395 470 550 630 705 785 945 1100 1260
Ps .015 .023 .033 .045 .060 .072 .094 .132 .180 .230
NC <20 <20 20 25 30 35 35 40 45 50
Throw
5.5 7.0 8.5 10.0 11.5 13.0 14.5 17.5 20.5 24.0
CFM 430 535 640 750 855 960 1070 1280 1500 1710
Ps .023 .036 .051 .071 .093 .115 .140 .205 .277 .350
NC <20 <20 25 30 35 35 40 45 50 55
Throw 7.0 8.5 10.5 12.0 13.5 15.5 17.0 20.5 24.0 24.5
updated throw on 6/30/09
Terminal Velocity of 75 FPM
An = Neck Area in Sq. Ft.
NC = Noise Criteria based on 10dB room absorption (Re: 10
-12
watts).
Neck Velocity
14"
An 1.070
Ak .393
6"
An .200
Ak .279
8"
An .350
Ak .354
10"
An .540
Ak .400
12"
An .780
Ak .397
Recommended Noise Criteria and Face Velocity Ranges are on page 75
Engineering Data
113
Engineering Data
PDSD (Page 67)
300 400 500 600 700 800 900 1000 1200
CFM 60 80 100 120 135 155 175 195 235
Ps .007 .013 .020 .029 .037 .048 .062 .076 .110
NC <20 <20 <20 20 21 24 28 33 37
1-Way Throw 4.0 6.0 7.0 8.0 10.0 11.0 13.0 14.0 16.0
2- and 3-Way Throw 3.5 4.5 6.0 7.0 8.0 9.5 10.5 11.5 13.0
4-Way Throw 2.5 3.5 4.5 5.0 6.0 7.0 7.5 8.0 9.0
CFM 105 140 175 210 245 280 315 350 420
Ps .011 .019 .030 .043 .059 .077 .097 .120 .173
NC <20 <20 <20 20 22 27 31 35 40
1-Way Throw 6.0 8.0 10.0 11.5 13.0 14.5 16.0 18.0 21.0
2- and 3-Way Throw 5.0 7.0 8.5 10.5 12.0 13.5 14.5 16.0 19.0
4-Way Throw 4.0 5.0 6.5 7.5 9.0 10.0 11.5 12.5 14.0
CFM 165 220 275 325 380 435 490 545 655
Ps .015 .026 .040 .046 .076 .100 .125 .115 .225
NC <20 <20 <20 21 27 33 37 40 45
1-Way Throw 8.5 11.0 14.0 16.5 19.0 22.0 25.0 27.0 30.0
2- and 3-Way Throw 7.5 10.0 12.5 14.5 17.0 19.5 22.0 24.0 27.0
4-Way Throw 5.0 7.0 8.5 10.5 12.0 14.0 15.5 17.0 20.0
CFM 235 315 395 470 550 630 705 785 940
Ps .016 .029 .045 .068 .086 .113 .140 .170 .250
NC <20 <20 <20 20 25 32 35 38 44
1-Way Throw 10.0 13.0 16.5 19.5 22.0 25.0 27.0 30.0 34.0
2- and 3-Way Throw 8.5 11.5 14.5 17.5 20.0 22.0 25.0 27.0 30.0
4-Way Throw 6.0 8.0 10.0 12.0 14.0 16.5 18.0 20.0 23.0
CFM 320 430 535 640 750 855 960 1070 1285
Ps .021 .037 .057 .082 .112 .145 .180 .225 .320
NC <20 <20 20 26 31 36 40 44 49
1-Way Throw 11.0 15.0 19.0 22.5 26.0 29.0 32.0 35.0 39.0
2- and 3-Way Throw 10.0 13.5 17.0 20.0 23.0 26.0 28.0 31.0 35.0
4-Way Throw 7.0 10.0 12.0 14.4 17.0 19.0 21.0 23.0 27.0
Neck Velocity
Notes: The use of a balancing hood is recommended to balance the system.
NC is based on 10dB room attenuation (Re: 10
-12
watts) ASHRAE 36-72.
Terminal Velocity of 75 FPM
6"
Diameter
An .200
8"
Diameter
An .350
10"
Diameter
An .540
12"
Diameter
An .780
14"
Diameter
An 1.070