18
Table 3 - Rectangular Duct Coverage Maximum
Two ADP Nozzle Duct Coverage
(50 to 100 inches perimeter)
Side A (Inches) Maximum Side B (Inches)
44” 6”
43” 7”
42” 8”
41” 9”
40” 10”
39” 11”
38” 12”
37” 13”
36” 14”
35” 15”
34” 16”
33” 16.8”
32” 17.2”
31” 17.7”
30” 18.1”
29” 18.5”
28” 18.9”
27” 19.3”
26” 19.7”
25” 19.9”
24” 20.2”
23” 20.5”
22” 20.8”
21” 21”
Single Nozzle Duct Coverage
(50 inches or less perimeter)
Side A (Inches) Maximum Side B (Inches)
21” 4”
20.5” 4.5”
20” 5”
19.5” 5.5”
19” 6”
18.5” 6.5”
18” 7”
17.5” 7.5”
17” 8”
16.5” 8.5”
16” 9”
15.5” 9.5”
15” 10”
14.5” 10.5”
14” 11”
13.5” 11.5”
13” 12”
12.5” 12.5”