Trane CSAA Installation, Operation And Maintenance Manual page 77

Figure 100.Side-loading 2-inch/4-inch combination flat filter placement for unit sizes 3-35
Size 3
20
25 2.5
3.47 ft ²
Size 8
24
24 20 2.5
7.33 ft ²
Size 14
16
16
20 20 25
14.44 ft ²
Size 25
24 24 24
12
20
20
20 20 20
27.11 ft ²
CLCH-SVX07K-EN
20
25
20
20
3
4
12
20
20
24
16
Size 4
20 20
5.56 ft ²
Size 10
20 20 16 1.25
9.72 ft ²
Size 17
24 20
24
18.89 ft ²
Size 30
17.5
24 24 16 1.5
30.44 ft ²
Component Installation
Size 6
25
20 20
6.94 ft ²
Size 12
16
16
20 20
13.33 ft ²
Size 21
25 25
16
25
20 20 20
21.53 ft ²
Size 35
25 25 25
16
20
20
24 24 24
37.22 ft ²
20 2.5
1
25
16
20 1
24
77