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Engineering Bulletin

ManualsBrandsHart & Cooley ManualsHVAC Supplies8" x 4" (Wall Opening Size) Three-Way White Sidewall/Ceiling Register (303 Series)
1
Engineering Data
111
Engineering Data
Recommended Noise Criteria and Face Velocity Ranges are on page 163.
Hart & Cooley 301
300 400 500 600 700 800 900 1000
CFM 3040455565758595
Ps .007 .013 .020 .029 .040 .052 .066 .081
Throw 6.0 8.0 10.0 11.0 13.0 15.0 17.0 19.0
CFM 30455565758595105
Ps .007 .013 .021 .030 .041 .053 .067 .083
Throw 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0
CFM 35 50 60 75 85 100 110 125
Ps .007 .013 .021 .030 .040 .053 .067 .082
Throw 7.0 9.0 11.0 13.0 15.0 17.0 19.0 22.0
CFM 50 65 80 95 110 130 145 160
Ps .008 .014 .022 .031 .042 .055 .070 .086
Throw 8.0 10.0 12.0 15.0 17.0 20.0 22.0 25.0
CFM 355060708595110120
Ps .008 .013 .021 .030 .041 .054 .068 .084
Throw 6.0 9.0 11.0 13.0 15.0 17.0 19.0 21.0
CFM 40 55 70 80 95 110 120 135
Ps .008 .014 .021 .031 .042 .054 .069 .085
Throw 7.0 9.0 11.0 14.0 16.0 18.0 20.0 23.0
CFM 55 75 95 115 130 150 170 190
Ps .008 .014 .022 .031 .043 .056 .071 .087
Throw 8.0 11.0 13.0 16.0 19.0 21.0 24.0 27.0
CFM 70 95 120 145 170 190 215 240
Ps .008 .014 .021 .030 .042 .054 .069 .085
Throw 8.0 11.0 14.0 16.0 19.0 22.0 24.0 27.0
CFM 40 55 65 80 95 105 120 135
Ps .008 .014 .021 .031 .042 .054 .069 .085
Throw 9.0 12.0 15.0 18.0 21.0 24.0 27.0 30.0
CFM 55 75 95 110 130 150 165 185
Ps .008 .015 .023 .033 .045 .059 .074 .091
Throw 7.0 9.0 11.0 13.0 16.0 18.0 20.0 22.0
CFM 65 85 110 130 150 170 195 215
Ps .008 .014 .022 .032 .043 .056 .071 .088
Throw 8.0 11.0 13.0 16.0 19.0 21.0 24.0 26.0
CFM 90 120 150 180 210 235 265 295
Ps .008 .014 .022 .032 .044 .057 .073 .090
Throw 10.0 13.0 16.0 19.0 22.0 25.0 28.0 31.0
CFM 45 60 75 90 105 120 130 145
Ps .008 .140 .021 .031 .042 .055 .069 .086
Throw 10.0 14.0 17.0 20.0 24.0 27.0 30.0 34.0
CFM 65 85 110 130 150 175 195 215
Ps .008 .014 .022 .031 .042 .055 .070 .087
Throw 7.0 9.0 12.0 14.0 16.0 19.0 21.0 23.0
CFM 75 95 120 145 170 195 220 240
Ps .008 .014 .022 .032 .043 .057 .072 .089
Throw 9.0 12.0 14.0 17.0 20.0 23.0 26.0 29.0
Terminal Velocity of 75 FPM
14 x 6
Ak .22
14 x 8
Ak .24
12 x 4
Ak .13
12 x 6
Ak .18
12 x 12
Ak .30
14 x 4
Ak .15
Face Velocity
6 x 6
Ak .09
8 x 4
Ak .11
12 x 8
Ak .22
8 x 6
Ak .12
8 x 8
Ak .16
10 x 4
Ak .12
10 x 6
Ak .14
10 x 8
Ak .19
10 x 10
Ak .24
Hart & Cooley 303
300 400 500 600 700 800 900 1000
6 x 6
CFM 35 50 60 75 85 100 110 125
Ak .12 Ps .014 .025 .039 .056 .077 .100 .126 .156
L Throw 5.0 7.0 9.0 10.0 12.0 14.0 15.0 17.0
S Throw 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
8 x 4
CFM 30405065758595105
Ak .10 Ps .015 .027 .041 .060 .081 .106 .134 .166
L Throw 5.0 6.0 8.0 9.0 11.0 12.0 14.0 15.0
S Throw 3.0 4.0 5.0 6.0 7.0 8.0 8.0 9.0
8 x 6
CFM 40 55 70 85 100 115 125 140
Ak .14 Ps .015 .026 .041 .059 .080 .104 .132 .163
L Throw 6.0 7.0 9.0 11.0 13.0 15.0 16.0 18.0
S Throw 3.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0
8 x 8
CFM 55 75 90 110 130 145 165 185
Ak .18 Ps .013 .022 .035 .050 .069 .090 .114 .140
L Throw 6.0 8.0 11.0 13.0 15.0 17.0 19.0 21.0
S Throw 4.0 5.0 6.0 8.0 9.0 10.0 11.0 12.0
10 x 4
CFM 35 50 60 75 85 100 110 125
Ak .12 Ps .014 .025 .039 .056 .076 .100 .126 .156
L Throw 5.0 7.0 9.0 10.0 12.0 14.0 15.0 17.0
S Throw 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
10 x 6
CFM 50 70 85 105 120 140 155 175
Ak .17 Ps .015 .027 .043 .062 .084 .110 .139 .171
L Throw 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0
S Throw 4.0 5.0 6.0 7.0 9.0 10.0 11.0 12.0
10 x 8
CFM 65 90 110 135 155 180 200 225
Ak .22 Ps .012 .022 .034 .049 .066 .086 .109 .135
L Throw 7.0 9.0 12.0 14.0 16.0 18.0 21.0 23.0
S Throw 4.0 6.0 7.0 8.0 10.0 11.0 12.0 14.0
10 x 10
CFM 95 125 155 185 220 250 280 310
Ak .31 Ps .015 .027 .043 .062 .084 .110 .139 .172
L Throw 8.0 11.0 14.0 16.0 19.0 22.0 24.0 27.0
S Throw 5.0 7.0 8.0 10.0 11.0 13.0 14.0 16.0
12 x 6
CFM 60 85 105 125 145 165 185 205
Ak .21 Ps .012 .022 .034 .049 .066 .086 .109 .135
L Throw 7.0 9.0 11.0 13.0 15.0 18.0 20.0 22.0
S Throw 4.0 6.0 7.0 8.0 9.0 11.0 12.0 13.0
12 x 8
CFM 80 105 130 160 185 210 240 265
Ak. 26 Ps .008 .014 .022 .032 .044 .057 .072 .089
L Throw 8.0 10.0 13.0 15.0 17.0 20.0 22.0 25.0
S Throw 5.0 6.0 8.0 9.0 11.0 12.0 13.0 15.0
12 x 12
CFM 115 155 190 230 270 305 345 385
Ak .38 Ps .008 .014 .023 .033 .044 .058 .073 .090
L Throw 9.0 12.0 15.0 18.0 21.0 24.0 27.0 30.0
S Throw 6.0 7.0 9.0 11.0 13.0 14.0 16.0 18.0
14 x 4
CFM 50 65 80 100 115 130 150 165
Ak .16 Ps .008 .014 .022 .031 .042 .055 .070 .086
L Throw 6.0 8.0 10.0 12.0 14.0 16.0 17.0 19.0
S Throw 4.0 5.0 6.0 7.0 9.0 10.0 11.0 12.0
14 x 6
CFM 60 80 100 120 145 165 185 205
Ak .20 Ps .009 .017 .026 .037 .051 .066 .084 .104
L Throw 7.0 9.0 11.0 13.0 15.0 17.0 20.0 22.0
S Throw 4.0 6.0 7.0 8.0 9.0 11.0 12.0 13.0
14 x 8
CFM 90 120 150 185 215 245 275 305
Ak .30 Ps .008 .014 .022 .032 .044 .057 .073 .090
L Throw 8.0 11.0 13.0 16.0 19.0 21.0 24.0 27.0
S Throw 5.0 7.0 8.0 10.0 11.0 13.0 14.0 16.0
16 x 6
CFM 80 105 130 160 185 210 240 265
Ak .26 Ps .008 .014 .022 .032 .044 .057 .072 .089
L Throw 8.0 10.0 12.0 15.0 17.0 20.0 22.0 25.0
S Throw 5.0 6.0 8.0 9.0 11.0 12.0 14.0 15.0
Terminal Velocity of 75 FPM
Face Velocity
Series 300 Curved-Blade Register (Page 14-16)
Series 300M Curved-Blade Register
(Page 17)
Hart & Cooley 302
300 400 500 600 700 800 900 1000
CFM 30405065758595105
Ps .012 .021 .033 .047 .064 .083 .106 .013
Throw 3.0 4.0 6.0 7.0 8.0 9.0 10.0 11.0
CFM 40 50 65 75 90 100 115 125
Ps .012 .020 .032 .046 .063 .082 .104 .128
Throw 4.0 5.0 6.0 7.0 8.0 9.0 11.0 12.0
CFM 55 75 90 110 130 150 165 185
Ps .011 .020 .031 .045 .061 .080 .101 .125
Throw 5.0 6.0 7.0 9.0 10.0 11.0 13.0 14.0
CFM 50 65 85 100 115 130 150 165
Ps .011 .020 .031 .045 .062 .080 .102 .126
Throw 4.0 6.0 7.0 8.0 9.0 11.0 12.0 13.0
CFM 65 90 110 135 155 180 200 225
Ps .011 .020 .031 .044 .061 .079 .100 .124
Throw 5.0 7.0 8.0 10.0 11.0 13.0 14.0 15.0
CFM 60 80 100 125 145 165 15 205
Ps .011 .020 .031 .045 .061 .079 .101 .124
Throw 5.0 6.0 8.0 9.0 10.0 12.0 13.0 15.0
CFM 80 105 130 160 185 210 240 265
Ps .011 .020 .031 .044 .060 .079 .099 .123
Throw 5.0 7.0 9.0 10.0 12.0 14.0 15.0 17.0
CFM 70 95 115 140 165 190 210 235
Ps .011 .020 .031 .044 .060 .079 .100 .123
Throw 5.0 7.0 8.0 10.0 11.0 13.0 14.0 16.0
CFM 90 120 150 185 215 245 275 305
Ps .011 .020 .031 .044 .060 .078 .099 .122
Throw 6.0 8.0 9.0 11.0 13.0 14.0 16.0 18.0
Terminal Velocity of 75 FPM
12 x 6
Ak .21
12 x 8
Ak .27
14 x 6
Ak .24
14 x 8
Ak .31
8 x 6
Ak .13
8 x 8
Ak .19
10 x 6
Ak .17
10 x 8
Ak .23
Face Velocity
8 x 4
Ak .11
Hart & Cooley 304
300 400 500 600 700 800 900 1000
6 x 6
CFM 50 65 80 95 110 125 145 160
Ak .16 Ps .040 .072 .112 .161 .219 .287 .363 .448
L Throw 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
S Throw 4.0 5.0 6.0 7.0 8.0 9.0 11.0 12.0
8 x 8
CFM 65 85 110 130 155 175 195 220
Ak .22 Ps .024 .043 .067 .096 .130 .170 .216 .266
L Throw 4.0 5.0 6.0 7.0 8.0 10.0 11.0 12.0
S Throw 4.0 6.0 7.0 8.0 10.0 11.0 12.0 14.0
10 x 10
CFM 85 115 140 170 200 225 255 285
Ak .28 Ps .016 .029 .045 .064 .087 .114 .144 .178
L Throw 4.0 6.0 7.0 8.0 10.0 11.0 12.0 14.0
S Throw 5.0 6.0 8.0 10.0 11.0 13.0 14.0 16.0
12 x 12
CFM 120 160 200 235 275 315 355 395
Ak .40 Ps .012 .022 .032 .047 .064 .084 .107 .133
L Throw 5.0 7.0 8.0 10.0 11.0 13.0 14.0 16.0
S Throw 6.0 8.0 9.0 11.0 13.0 15.0 17.0 18.0
14 x 14
CFM 145 190 240 285 335 380 430 475
Ak .48 Ps .009 .016 .025 .037 .049 .065 .081 .102
L Throw 6.0 7.0 9.0 11.0 12.0 14.0 16.0 18.0
S Throw 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0
Terminal Velocity of 75 FPM
Face Velocity

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