78
All dimensions are in inches.
NOTE:
Duct flanges mount 7-7/16"
down inside the curb on the
1-1/2" curb flanges. See
recommended duct dimensions
on the next page.
Dimensional 8½ Ton High Efficiency
Data 10 Ton Standard Efficiency
High Heat Only
12½ Ton Standard Efficiency
RETURN
SUPPLY
1 1/2" PERIMETER
CURB FLANGE
14 1/16"
1"
1"
1"
1 13/16"
7 7/16"
2"
59 1/8"
55 7/16"
47 7/16"
19 1/8"
9 7/8"
24 1/2"
89 1/4"
88 15/16"
8 1/16"
59 7/16"