System information
8
Gask et around
outer edge
Insulated
deck pan
Gask et around
duct
S/A
R/A
HVAC
unit
base
*Gask eting
outer flange
Flashing field
supplied
Roofing material
field supplied
Cant str ip
field supplied
*Provided with roofcurb
Roof
Duct wo rk
field supplied
Insulation (field
supplied)
Roofcurb*
Wood nailer*
Gask eting
inner flange*
Scre w
(NO TE A)
Roof Curb for Small Cabinet
Note A: When unit mounting scre w is used,
retainer bra cke t must also be used.
HVAC
unit
base
*Gask eting
outer flange
Flashing field
supplied
Roofing material
field supplied
Cant str ip
field supplied
*Provided with roofcurb
Roof
Duct wo rk
field supplied
Insulation (field
supplied)
Roofcurb*
Wood nailer*
Gask eting
inner flange*
Scre w
(NOTE A)
Roof Curb for
Large Cabinet
Note A: When unit mounting scre w is used,
retainer bra cket must also be used.
A
B Typ.
Supply opening
(B x C)
Long
Support
D
44
5
/
16
"
Return opening
(B X C)
Insulated
deck pan
Short
Support
C Typ.
Roof curb for small cabinet Roof curb for large cabinet
Note A: When unit mounting screw is used retainer bracket must also be used. Note A: When unit mounting screw is used retainer bracket must also be used.
HVAC unit
base
HVAC unit
base
Screw
(note A)
Screw (note A)
Gasketing
outer flange*
Gasketing
outer flange*
Flashing field-
supplied
Flashing field-
supplied
Roofing material
field-supplied
Roofing material
field-supplied
Cant strip
field-supplied
Cant strip field-
supplied
Gasketing
inner flange*
Gasketing
inner flange*
Wood nailer*
Wood nailer*
Roof curb*Roof curb*
Roof
Roof
Insulation field-
supplied
Insulation
field-supplied
Duct work
field-supplied
Duct work
field-supplied
*Provided with roof curb *Provided with roof curb
1126 mm
B (typ.)
C (typ.)
Supply opening
(B x C)
Return opening
(B x C)
Insulated
deck
pan
Insulated
deck pan
Long support
Short support
Return air Supply air
Gasket around outer
edge
Gasket around
duct
Fig. 4 - Roof curb dimensions
50JZ ODS catalogue number A (mm) B (mm) C (mm) D (mm)
024-036 CPRFCURB006A00 203 279 419 730
CPRFCURB007A00 356 279 419 730
048 CPRFCURB008A00 203 411 441 1022
CPRFCURB009A00 356 411 441 1022
Notes:
1. Roof curb must be set up for unit being installed.
2. Seal strip must be applied, as required, to unit being installed.
3. Dimensions are in millimeters.
4. Roof curb is made of 16-gauge steel.
5. Table lists only the dimensions, per part number, that have changed.
6. Attach duct work to curb (flanges of duct rest on curb).
7. Insulated panels: 25 mm thick fibreglass of 0.45 kg density.
8. When unit mounting screw is used (see note A), a retainer bracket must be used as well. This bracket must also be used when required by code for hurricane or
seismic conditions. This bracket is available through Micrometl.