POSITION THE UNIT
3. Frame an opening on the exterior wall where the
for the chimney termination. Refer to the vent pipe
manufacturer’s instructions for specific height (H)
and width (W) framing dimensions.
The top of this opening must allow a minimum 1
½" clearance from the top of the chimney system
pipe.
To achieve the minimum venting requirements, a
minimum of 26" from the floor or hearth the
fireplace is setting on to the top of the vent pipe is
required. See figure 5.
CLEARANCE TO VENT SYSTEM:
Horizontal runs: Top 1 ½" at wall pass thru
1. Determine the exact position of your fireplace
and location where the chimney will exit to the
outside. If possible place the fireplace in such a
manner that the piping will be placed between
two studs so additional framing is not
necessary.
IMPORTANT:
Vent cap location must be in
compliance with the guidelines on page 6 of this
manual.
2. Determine the width, depth and height of the
(optional) hearth.
NOTE: A hearth is not required. If a hearth is
desired, combustible materials may be
used.
Sides & Bottom: 1"
Vertical run:
All sides: 1"
IMPORTANT:
PASS-THRU WALL THICKNESS:
Dura-Vent DV-GS 4" x 6 5/8" wall thimble: Minimum wall thickness of 4" / Maximum wall thickness of 7 ½".
Ameri-Vent Direct Vent system wall thimble: Minimum wall thickness of 4 ½" / Maximum wall thickness of 8 ½ ".
REFER TO PAGES #5-#8 OF THIS MANUAL FOR REQUIREMENTS & RESTRICTIONS.
Typical Horizontal Termination
Kozy Heat
Corner Cabinet Framing
1-1/2
"
FROM INSIDE FRAMING
TO STUD WALL.
39
"
TO TOP
OF FRAMING
FIGURE 5
1-1/2
"
CLEARANCE
AT TOP
FOR WALL
PASS-THRU
26
"
MIN.
TO TOP OF
VENT PIPE
CAUTION:
COLD AIR TRANSFER AREA. THE SURROUNDING WOOD CHASE OF THE OUTSIDE WALL MUST BE
INSULATED TO PREVENT COLD AIR FROM ENTERING THE ROOM.
NOTE: Due to high temperatures, this unit should be located out of traffic areas and away from furniture and
draperies.
Page 9
