Brochure
1' MAX.
CASE 1
T
5' MIN.
CASE 2
L Series (Page 40-42)
Sidewall
Min.-Max.
Sill/Floor
Min.-Max. NC
4-6 +0
7-20 +5
21-100 +10
@-20F T @ 0F T @+25F T
T x 1.00 T x 1.10 T x 1.20
Case
@-20F T
Cooling
@ 0F T
Ventilating
@+25F T
Heating
Case 1 T x 1.00 T x .90 T x .60
Case 2 T x .70 T x .60 T x .40
Sidewall
Sill/Floor
Table 4 - Vertical Down-Throw and
Supply Air Temperature Factors
Multiply Throw-Sidewall in Table 1
(or factor in Table 2 if used) by listed value.
Modify Table 1 by listed values
for grille lengths above 4 feet.
Table 2 - Continuous Grille Length Factors
Table 3 - Supply Air Temperature Factors
Multiply Throw in Table 1
(or factor in Table 2 if used) by listed value.
Throw (T)
No Change
T x 1.10
T x 1.15
Grille
Length
in Feet
1½ 2 2½ 3 4 5 6 8 10 12 14 16 18 20 24 30 36
A
n
.13 .17 .21 .25 .33 .42 .50 .67 .84 1.00 1.20 1.30 1.50 1.70 2.00 2.50 3.00
A
k
.04 .06 .09 .11 .16 .20 .25 .35 .45 .55 .68 .79 .90 1.00 1.30 1.60 2.10
A
k
.03 .05 .08 .09 .14 .17 .21 .30 .38 .47 .58 .67 .77 .85 1.10 1.40 1.80
Listed Width in Inches
00 and 15 Bar Styles
30 and 01 Bar Styles
Table 5 - Supply Grille Areas (per foot of length)
Return Air CFM per Foot of Length
-.02" P
s
CFM
-.03" P
s
CFM
-.08" P
s
CFM
-.10" P
s
CFM
-.15" P
s
CFM
-.20" P
s
CFM
.13 00 and 15 20 25 40 45 55 65
.12 01 and 30 15 20 35 40 45 55
.18 00 and 15 30 40 65 70 90 100
.17 01 and 30 25 35 55 60 75 85
.23 00 and 15 45 50 85 95 115 135
.22 01 and 30 35 45 70 80 100 115
.27 00 and 15 55 65 105 120 145 165
.25 01 and 30 45 55 90 100 120 140
.34 00 and 15 75 90 150 165 205 235
.33 01 and 30 60 75 125 140 170 195
.41 00 and 15 95 120 190 215 260 305
.39 01 and 30 80 100 160 180 220 255
.46 00 and 15 120 145 240 265 325 375
.44 01 and 30 100 120 200 220 270 315
.57 00 and 15 160 200 325 360 445 515
.54 01 and 30 135 165 270 305 370 430
.68 00 and 15 210 255 415 465 570 655
.64 01 and 30 175 215 350 390 475 550
.76 00 and 15 255 310 510 565 695 800
.72 01 and 30 210 260 425 475 580 670
.93 00 and 15 350 430 700 785 960 1100
.86 01 and 30 285 350 570 635 780 900
1.10 00 and 15 445 545 885 990 1220 1410
1.00 01 and 30 365 445 730 815 1000 1160
1.25 00 and 15 540 660 1080 1210 1475 1710
1.15 01 and 30 440 540 880 985 1200 1390
NC 35-40
Ducted
Listed
Width
in
Inches
NC 20-25
Nonducted
16
5
A
k
Area
Bar
Style
1½
2
20
24
NC 30
Ducted
6
8
10
12
2½
3
4
Recommended Noise Criteria and Face Velocity Ranges are on page 75
Engineering Data
101
Engineering Data