Vent Installation
SECTION 7
VENTING
#SP-41-L
R.6 February 2022
28
HUSSONG MFG. CO., INC.
KOZY HEAT FIREPLACES
7.4.2 Combination Venting
IMPORTANT: Horizontal vent sections require at least ¼” (6mm) rise for
every 12” (305mm) of travel.
(i)
90° elbow / Minimum Horizontal Run / Maximum Horizontal Run:
90° horizontal elbow + 6” (152mm) minimum horizontal run / 2’
(609mm) maximum horizontal run + termination cap
Minimum 9” (228mm) Vertical Rise / Maximum Horizontal Run:
9” (228mm) minimum vertical rise + 90° horizontal elbow + 8’
(2.4m) maximum horizontal run + termination cap
(See
on the following page)
Minimum 12” (305mm) Vertical Rise / Maximum Horizontal Run:
12” (305mm) minimum vertical rise + 90° horizontal elbow + 10’
(3m) maximum horizontal run + termination cap
(See
on the following page)
Minimum 24” (609mm) Vertical Rise / Maximum Horizontal Run:
24” (609mm) minimum vertical rise + 16’ (4.8m) maximum
horizontal run + termination cap
(See
on the following page)
i
A
B
DIAG. 2
COMBINATION VENTING - NATURAL GAS AND PROPANE
(A)
90
°
Elbow
(B)
Termination Cap