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61RT-PRC001-EN
All dimensions are in inches.
Downflow Duct Connections — Field Fabricated
Horizontal Unit Supply/Return and Unit
Clearance
RETURN
SUPPLY
1 1\2"
PERIMETER
CURB FLANGE
73 7/16"
19 5/16"
26 5/16"
66 1/2"
1"
14 1/16"
7 7/16"
1"
Note:
Duct flanges mount 7-7/16" down
inside the curb on the 1-1/2" curb
flanges.
Roofcurb is intended for downflow use
only.
Dimensional
Data
15 - 25 Tons (High Efficiency)
20, 25 Ton (Standard Efficiency)