DIMENSIONAL DRAWING — ROOF CURB, 558D036-072
ROOF CURB
ACCESSORY
‘‘A’’
UNIT SIZE
558D
CRRFCURB001A00 18-29 [356]
036-072
CRRFCURB002A00 28-09 [610]
UNIT SIZE
558D
‘‘B’’ ‘‘C’’
‘‘D’’ ALT
DRAIN
HOLE
POWER CONTROL
CONNECTOR
PKG ACY
036-072
18-9
11
⁄
16
9
[551]
18-49
[406]
1
3
⁄
4
9 [45]
3
⁄
4
9 NPT
1
⁄
2
9 NPT
CRBTMPWR001A00*
(THRU-THE-BOTTOM)
1
1
⁄
4
9 NPT
1
⁄
2
9 NPT
CRBTMPWR002A00*
(THRU-THE-BOTTOM)
*Either connector package available for either roof curb.
NOTES:
1. Roof curb accessory is shipped unassembled.
2. Insulated panels.
3. Dimensions in [ ] are in millimeters.
4. Roof curb: galvanized steel.
5. Attach ductwork to curb (flanges of duct rest on curb).
6. Service clearance 4 ft on each side.
7. Direction of airflow.
10