Owner`s manual

H42DF Series Indoor Gas Fireplace
Part No. XG0148 - 012810
Page 10
Installation
B. Vertical (Through-The-Roof) Installations
Vertical rise >12' can be reduced (on applicable models).
Vertical Terminations must be installed:
• minimum 2' (two feet) above the highest point where
vent passes through the roof.
• minimum 6' (six feet) from a mechanical air inlet
• minimum 18" (1 1/2 feet) from a parapet wall.
 Maximumventheightis:35'feetabovereplace.
Note: Flame characteristics will change if the maximum vent height
is used.
 Minimumclearances1"fromventtoallcombustiblematerialsmust
be maintained.
A maximum of two offsets (each offset has two 90° bends) may be
made and shall not exceed total length of 25% of the vertical vent
height, when measured center to center of piping.
Example: Typical vent installation.
20' vertical vent
2 - 2' offsets required
25% of 20' = 5' max. offset allowed
This venting configuration meets requirements.
C - Rigid Sections PEXT-1(12"m/fSection)
PEXT-2(24"m/fSection)
PEXT-3(36"m/fSection)
PEXT-4(48"m/fSection)
D - Support Ring
&Plate
PSPXT-8
E - Firestop PS-8
F - Roof Flashing PRF-7 (1/12 - 7/12 pt.)
PRF-7 (7/12 - 12/12 pt.)
G - Adaptor / Vent
Reducer
PVA5487(5"/8"to4"/7")
Figure 15. Straight, vertical venting showing required MXT-10/PXT-10
adaptor (supplied with the MVKT-1/PVTK-1 termination).
Figure 16. Vertical venting with 1 oset (1 oset= two 90° bends).
MEXT/PEXT
PEXT
PXT-10
Important: HL42DF & HR42DF 5"/8" to be used with
VertIcal Vent Run Only. 4"/7" Venting Only allowed if
the Vertical venting Run is Power Vented
A- Termination PVTK-1
B - Flex Sections PFL-1(12"Section)
PFL-2(24"Section)
PFL-3(36"Section)
PFL-4(48"Section)