13
*
Fig. 1 — Roof Curb; Sizes 030-050
UNIT TYPE DIMENSION
UNIT SIZE
030,035
UNIT SIZE
040,050
VERTICAL SUPPLY AND RETURN
WITH GAS HEAT
A
B
21′-8
1
/
16
″
13′-3
11
/
16
″
25′-8
11
/
16
″
16′-0
5
/
8
″
VERTICAL SUPPLY AND RETURN WITH
GAS HEAT AND EXTENDED CHASSIS
A
B
23′-9
1
/
4
″
15′-4
7
/
16
″
27′-9
5
/
16
″
18′-1
7
/
8
″