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Fig. 2 — Roof Curb Dimensions
ROOF CURB
ACCESSORY
A UNIT SIZE
CRRFCURB001A00
1′-2″
[356]
48TF004-007
CRRFCURB002A00
2′-0″
[610]
NOTES:
1. Roof curb accessory is shipped disassembled.
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.
BC
D ALT
DRAIN
HOLE
“E”
GAS
“F”
POWER
“G”
CONTROL
CONNECTOR
PKG. ACCY.
1′-9
11
/
16
″
[551]
1′-4″
[406]
1
3
/
4
″
[44.5]
3
/
4
″
[19] NPT
3
/
4
″ [19] NPT)
1
/
2
″
[12.7]
CRBTMPWR001A00
1
1
/
4
″ [31.7] CRBTMPWR002A00
1
/
2
″
[12.7] NPT
3
/
4
″ [19] NPT
1
/
2
″
[12.7]
CRBTMPWR003A00
3
/
4
″
[19] NPT
1
1
/
4
″ [31.7] CRBTMPWR004A00
7. Direction of airflow.
8. Connector packages CRBTMPWR001A00 and 002A00 are for thru-the-
curb connections. Packages CRBTMPWR003A00 and 004A00 are for
thru-the-bottom connections.