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116226-01C
VENTING INSTALLATION
INSTRUCTIONS
Continued
Vertical Venting
V = 40' max.
Figure 24 - Vertical Venting Configuration With No Horizontal
Run (Vertical Round High Wind Termination Shown)
Note: Install restrictor
into inner collar of
fireplace 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).
Fireplaces for High Altitude (models ending in -HA) are for instal-
lation above 4000 feet only. These fireplaces are equipped with parts
specific for higher altitudes. (IMPORTANT: These fireplaces can
NOT be converted to Propane/LP gas.
When installing a non-high altitude fireplace at an elevation above
2000 feet (in the USA), you may need to decrease the input rating
by changing the existing burner orifice to a smaller size. Reduce
input 4% for each 1000 feet above sea level. Check with your local
gas company for proper orifice size identification.
When installing this fireplace at an elevation above 4500 feet (in
Canada), check with local authorities.
VENTING INSTALLATION INSTRUCTIONS
Installation for Vertical Termination (Cont.)
High Altitude Installation