Converting Round Duct Areas to Square
Inch
Select Duct Diameter
in Inches
Duct Diameter,
mm
Area Inch
2
Area m
2
8in Duct
10in Duct
12in Duct
14in Duct
16in Duct
18in Duct
20in Duct
22in Duct
24in Duct
26in Duct
28in Duct
30in Duct
32in Duct
34in Duct
36in Duct
38in Duct
40in Duct
42in Duct
44in Duct
46in Duct
48in Duct
50in Duct
52in Duct
54in Duct
56in Duct
58in Duct
60in Duct