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116240-01E 17
VENTING INSTALLATION
INSTRUCTIONS
Continued
Note: Install
restrictor into
inner collar of
replace as
shown.
Vertical (V
1
5' min. 6' max.
6' min. 12' max.
7' min. 18' max.
8' min. 20' max.
Note: Vertical (V
1
) + Vertical (V
2
) = 40' max.
Figure 23 - Vertical Venting
Conguration Using Two 90° Elbows
(Vertical Round High Wind Termination
Shown)
45° Elbow
V = 40' max.
Figure 24 - Vertical Venting
Conguration With No Horizontal Run
(Vertical Round High Wind Termination
Shown)
Note: Install
restrictor into
inner collar of
replace as
shown.
45° Elbow
HIGH ALTITUDE INSTALLATION
Your DESA direct-vent fireplace has been
tested and approved for elevations from 0-2000
feet (USA) and elevations from 0-4500 feet
(Canada).
When installing this fireplace at an elevation
above 2000 feet (in the USA), you may need to
decrease the input rating by changing the existing
burner orice to a smaller size. Reduce input 4%
for each 1000 feet above sea level. Check with
your local gas company for proper orice size
identication.
When installing this fireplace at an elevation
above 4500 feet (in Canada), check with local
authorities.
Consult your local gas company to help determine
the proper orice for your location.
For assistance with any high altitude installation
contact DESA’s Customer Service Department at
1-866-672-6040.