Trane GRAA Installation Manual page 12

Figure 12 - Roof Curb Application (Also refer to Figures 10, 13 and 14)
Section Y - Y
Notes:
RA* = Rooftop Arrangement
+ Dimensions are in inches.
(Dimensions in parenthesis are in millimeters.)
1 lb. = 0.453 kg
NA = Not Applicable
Figure 13 - Detail D
12
Section X - X
RA* Capacity B+
19-3/8
C, E 50 thru 80
(492)
J 12 18-7/8
L 50 thru 80 (479)
19-1/8
J 20 thru 40
(486)
J 50 thru 80 19-1/4
L 10 thru 40 (489)
Figure 14 - Detail E
GRAA-IN-1