COZY W255F and Manual de instruções de instalação e funcionamento - Página 7
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ROUGH-IN INSTRUCTIONS
FIGURE 1
ROUGH-IN
DIMENSIONS
4"
NOTE: For proper combustion, make sure units are
level, front to back and side to side.
Plaster
Ground
FIGURE 5A - DRY WALL
Plaster
Ground
FIGURE 5B - PLASTER WALL
*65-3/4"
* This
14-1/4"
measurement
Min.
must be
14-1/2" Max.
taken from
top of
floor
plate
4"
Dry-Wall
B-W Type Vent
Screw
Plaster
B-W Type Vent
Screw
STEP 4.Remove double ceiling plate between studs.
STEP 5.If the vent continues through additional stories
Installation of B-W gas
vent for each subsequent
ceiling or floor level
of multi-story
buildings
FIGURE D
VENT INSTALLATION
Front
Panel
12 FT.
MIN.
Front
Panel
FIGURE 2 - VENT INSTALLATION
Page 7
Install one ceiling plate spacer across the cut out
in ceiling plate. Install vent pipe into position,
be sure to lock bottom of vent pipe into the base
plate. Nail second ceiling plate spacer in place.
(See Figure C, Page 6).
within the 2x4-stud space, then fire-stop-spacers
must be installed at the second and subsequent
ceiling levels. See Figure D.
2 FT. MIN.
CEILING PLATE
SPACERS
CEILING
PLATE
SPACER
LANCES
Firestop spacers
supplied by
manufacturer of
B-W gas vent
Plate cut away to
provide passage of
B-W gas vent
Nail firestop
spacer securely
LISTED
VENT TOP
STORM COLLAR
ROOF
FLASHING
OVAL TO
ROUND ADAPTER
LISTED "BW"
VENT PIPE
BASE PLATE
HEADER PLATE
2 X 4 WALL
STUDS