18-CD19D8-18 19
Installer’s Guide
MAINTAIN 12 IN.
(18 IN. FOR CANADA)
MINIMUM CLEARANCE
ABOVE HIGHEST
ANTICIPATED SNOW
LEVEL. MAXIMUM OF
24 IN. ABOVE ROOF.
VENT
COMBUSTION
AIR
REMOVE RIBS
FROM CAP
REMOVE RIBS
FROM CAP
COMBUSTION
AIR
ROOF BOOT
(FIELD SUPPLIED)
COMBUSTION
AIR
VENT
ELBOW
(FIELD SUPPLIED)
MAINTAIN 12 IN.
(18 IN. FOR CANADA)
MINIMUM CLEARANCE
ABOVE HIGHEST
ANTICIPATED SNOW
LEVEL. MAXIMUM OF
24 IN. ABOVE ROOF
SUPPORT
(FIELD SUPPLIED)
VENT
BAYAIR30AVENTA (VERTICAL)
v
b
n
GALVANIZED FIRESTOP SHOULD
BE FABRICATED WITH 3-7/8" DIA.
HOLE FOR SUPPORT FLANGE
(12" x 12" PANEL OR 12" DIA MIN.)
VENTING THROUGH CEILING
CEILING
SUPPORT
FLANGE
FLUE PIPE
COUPLING
SEAL BETWEEN FLANGE, PIPE,
COUPLING AND METAL PANEL
WITH HI TEMP RTV SILICONE SEALANT
CLEARANCE ( 0" ACCEPTABLE FOR PVC VENT PIPE )
( 1" ACCEPTABLE FOR TYPE 29-4C STAINLESS STEEL VENT PIPE )
SUPPORT HORIZONTAL PIPE EVERY 3' 0"
WITH THE FIRST SUPPORT AS CLOSE TO
THE FURNACE AS POSSIBLE. INDUCED
DRAFT BLOWER, HOUSING, AND
FURNACE MUST NOT SUPPORT THE
WEIGHT OF THE FLUE PIPE.
c
VENTING THROUGH THE ROOF
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