GE Profile DPGT750 Owner's Manual And Installation Instructions page 31

Installation instructions
DUCTING COMPONENT EQUIVALENCY CHART
L_
Z_
5
o
DUCT PIECES
Rigid Metal
Ducting
(Preferred)
Semi-Rigid
Metal Ducting
(inside diameter
does not change)
Flexible Metal
Ducting (inside
diameter changes)
EQUIVALENT
RiGiD
LENGTH
1 Ft.
NUMBER
X USED
X ()
%G
25 Ft.
50 Ft.
EQUIVALENT
LENGTH
Ft.
Ft.
Ft.
Elbows (90°/45 °) 10 Ft. X ( ) = Ft.
Turns less 2 Ft. X ( ) = Ft.
t_ _ Than 4 Ft.
Rigid Metal
Ducting
Semi-Rigid
Metal Ducting
Flexible Metal
Ducting Not
Recommended
4" Wall Cap
1 Ft.
_0
2 Ft.
5 Ft.
10 Ft.
23 Ft.
Louvered Wall
Cap
€/)
t_
2.5" Wall Cap
Ft.
Ft.
Ft.
Ft.
Ft.
Ft.
Total Ductwerk Length = Ft.
TOTAL MUST BE LESS THAN OR EQUAL TO 150 FT.
31