50VR-K: Installation Instructions
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
6
A180216
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. Roof curb is made of 16-gauge steel.
4. Attach ductwork to curb (flanges of duct rest on curb).
5. Insulated panels: 1-in. (25.4 mm) thick fiberglass 1 lb. density.
Fig. 4 – Roof Curb Dimensions
UNIT
SIZE
CATALOG
NUMBER
A
IN.
(mm)
B
(small/common
base)
IN. (mm)
*
*. Part Number CPRCURB011B00 can be used on both small and large basepan units. The cross supports must be located based on whether the unit is a small basepan or a large
basepan.
B
(large base)
IN. (mm)*
C
IN.
(mm)
D
IN.
(mm)
E
IN.
(mm)
F
IN.
(mm)
G
IN. (mm)
H
IN. (mm)
Small or
Large
CPRFCURB011B00
14
(356)
10 (254)
14 (356)
16
(406)
47.8
(1214)
32.4
(822)
2.7 (69)
30.6 (778)
46.1 (1170)
Large CPRFCURB013B00
14
(356)
14 (356)
43.9
(1116)
42.2 (1072)
RETURN
AIR
SMALL
BASE
UNIT
SUPPLY
AIR
LARGE
BASE
UNIT
UNIT PLACEMENT ON
COMMON CURB
SMALL/COMMON CURB
SMALL OR LARGE BASE UNIT
LARGE CURB
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