30
VENTING
Hussong Mfg. Co., Inc. • Kozy Heat Fireplaces
#BAY-41-G R.9 Sept 2018
7.6.2.2 Propane Installations
IMPORTANT: Horizontal vent sections require ¼ in (6 mm) rise for every
12 in (305 mm) of travel.
Table 7.4, Propane - Minimum Horizontal Vent Terminations
Minimum
Vertical Rise (V
MIN
)
Minimum
Horizontal Run (H
MIN
)
Maximum
Horizontal Run (H
MAX
)
9 in
229 mm
6 in
152 mm
18 in
457 mm
15 in
381 mm
6 in
152 mm
48 in
1219 mm
24 in
609 mm
6 in
152 mm
8 ft
2.4 m
36 in
914 mm
6 in
152 mm
12 ft
3.7 mm
48 in
1219 mm
6 in
152 mm
20 ft
6.1 mm
Table 7.5, Propane - Max Vertical / Max Horizontal Combination
Maximum
Vertical Rise
Maximum
Horizontal Run
Total Length
25 ft
7.6 m
25 ft
7.6 m
50 ft
15.2 m
Maximum number of 90° elbows: 4
Figure 7.3, Propane - Top Vent Combination Venting (V/H)
DIAG.3
TOP VENTING (PROPANE HORIZONTAL TERMINATIONS)
(A)
Stand-off Brackets
(B)
Stand-off Heat Shields
(C)
90
°
Elbow
(D)
Horizontal Heat Shield (not
applicable)
(E)
Termination Cap
PROPANE ONLY
9” (229mm) VERT MIN + 90° ELBOW + 6” (152mm) HORZ MIN / 18” (457mm) HORZ MAX
15” (381mm) VERT MIN + 90° ELBOW + 6” (152mm) HORZ MIN / 48” (1219mm) HORZ MAX
24” (609mm) VERT MIN + 90° ELBOW + 6” (152mm) HORZ MIN / 8’ (2.4m) HORZ MAX
36” (914mm) VERT MIN + 90° ELBOW + 6” (152mm) HORZ MIN / 12’ (3.7m) HORZ MAX
48” (1219mm) VERT MIN + 90° ELBOW + 6” (152mm) HORZ MIN / 20’ (6.1m) HORZ MAX
E
C
A
B
