Thin Line         
Fixed Blade Louvers

 

  

 

    

Optional Material:

Copper and Stainless Steel
Model Depth Blade Angle Blade/Frame Thickness Free Area (sq.ft.) Free Area % FPM+ Pressure  Drop
L-145/EX-145 1" 45° 16ga/.063 6.23 39% N/A N/A
L-1545HFA/ EX-1545HFA* 1.5" 45° 16ga/.063 8.78 55% N/A .15"**
L-1545/EX-1545 1.5" 45° 16ga/.063 7.55 47% N/A N/A
L-230/EX-230 2" 30° 16ga/.063 8.61 54% N/A N/A
L-245/EX-245* 2" 45° 16ga/.063 6.96 44% 443 .00"

*AMCA tested

+Point of beginning water penetration, .01 oz. water/sq ft. F.A. tested size 4'x4' for 15minutes.                  

**At 0.01 oz. in. H20

 Available in a diversity of shapes.     

L-145      16 Gauge Galvanized, Boxed Corners                                                                                                                                         EX-145

EX-145   Formed .063 Aluminum, Boxed Corners

WIDTH

H

E

I

G

H

T

   12 24 36 48 60 72 84 96 108 120
12 0.31 0.66 1.02 1.37 1.72 2.08 2.43 2.78 3.14 3.49
24 0.68 1.45 2.22 2.99 3.76 4.54 5.31 6.08 6.85 7.62
36 1.04 2.24 3.43 4.62 5.82 7.01 8.20 9.40 10.59 11.78
48 1.41 3.02 4.62 6.23 7.84 9.44 11.05 12.66 14.26 15.87
60 1.78 3.80 5.83 7.86 9.88 11.91 13.94 15.96 17.99 20.01
72 2.15 4.59 7.03 9.48 11.92 14.37 16.81 19.25 21.70 24.14
84 2.51 5.38 8.24 11.10 13.96 16.82 19.69 22.55 25.41 28.27
96 2.88 6.16 9.44 12.72 16.00 19.28 22.56 25.84 29.12 32.40
108 3.25 6.95 10.64 14.34 18.04 21.74 25.44 29.13 32.83 36.53
120 3.62 7.73 11.85 15.96 20.08 24.19 28.31 32.43 36.54 40.66
Free Area Chart
 

             

 

 

                                                              

 

 

L-1545HFA*    16 Gauge Galvanized, Boxed Corners                                                                                     AMCA TESTED EX-1545HFA* 

EX-1545HFA*  Formed .063 Aluminum, Boxed Corners

WIDTH

H

E

I

G

H

T

 

   12 24 36 48 60 72 84 96 108 120
12 0.37 0.77 1.17 1.58 1.98 2.38 2.78 3.18 3.59 3.99
24 0.83 1.74 2.66 3.57 4.49 5.40 6.32 7.23 8.15 9.06
36 1.29 2.71 4.14 5.56 6.98 8.40 9.83 11.25 12.67 14.10
48 1.75 3.68 5.62 7.55 9.49 11.42 13.35 15.29 17.22 19.16
60 2.21 4.66 7.10 9.54 11.99 14.43 16.88 19.32 21.77 24.21
72 2.67 5.63 8.58 11.54 14.49 17.45 20.40 23.36 26.31 29.27
84 3.13 6.60 10.06 13.53 16.99 20.46 23.92 27.39 30.85 34.32
96 3.59 7.57 11.54 15.52 19.49 23.47 27.45 31.42 35.40 39.37
108 4.05 8.54 13.03 17.51 22.00 26.48 30.97 35.45 39.94 44.43
120 4.5 9.5 14.5 19.5 24.5 29.5 34.5 39.5 44.5 49.5
Free Area Chart
  

   

L-245*     16 Gauge Galvanized, Boxed Corners                                                                                              AMCA TESTED          EX-245* 

EX-245*  Extruded .063 Aluminum, Mitered Corners

WIDTH

H

E

I

G

H

T

   12 24 36 48 60 72 84 96 108 120
12 0.39 0.84 1.28 1.73 2.18 2.63 3.07 3.52 3.97 4.41
24 0.91 1.94 2.97 4.01 5.04 6.08 7.11 8.15 9.18 10.21
36 1.43 3.07 4.70 6.34 7.98 9.61 11.25 12.88 14.52 16.16
48 1.96 4.20 6.43 8.67 10.91 13.15 15.39 17.62 19.86 22.10
60 2.48 5.40 8.31 11.23 14.14 17.06 19.97 22.89 25.80 28.72
72 3.01 6.53 10.04 13.56 17.08 20.59 24.11 27.63 31.14 34.66
84 3.54 7.68 11.82 15.96 20.10 24.24 28.38 32.52 36.67 40.81
96 4.06 8.83 13.59 18.36 23.13 27.89 32.66 37.42 42.19 46.95
108 4.59 9.98 15.37 20.76 26.15 31.54 36.93 42.32 47.71 53.10
120 5.1 11.1 17.1 23.2 29.2 35.2 41.2 47.2 53.2 59.2
Free Area Chart
                     
 
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