24 18-CD33D1-4
Installer’s Guide
n
SUPPORT THE SINGLE WALL
STAINLESS STEEL GAS
VENTING AND CENTER IT IN
THE CHIMNEY OPENING WITH
ANGLES AS SHOWN OR
ANOTHER EQUIVALENT
MANNER.
NOTE:
HORIZONTAL VENTING
TO VERTICAL VENTING
6 IN. MIN.
SEE CAUTION
STAINLESS
STEEL
VENT CAP
(OPTIONAL)
TYPE 29-4C STAINLESS STEEL VENTING
THROUGH UNUSED CHIMNEY
IMPORTANT –
The single wall flue pipe joints must be sealed.
The 90° elbow connection to vertical pipe must be
sealed to prevent condensate leakage to base of
masonry chimney.
m
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 THE SINGLE
WALL FLUE PIPE AND
CENTER IT IN THE
CHIMNEY OPENING WITH
ANGLES AS SHOWN OR
ANOTHER EQUIVALENT
MANNER.
NOTE:
HORIZONTAL VENTING
TO VERTICAL VENTING
6 IN. MIN.
STAINLESS
STEEL
VENT CAP
(OPTIONAL)
SEE CAUTION
FLUE PIPE
COUPLING
AS REQUIRED
FLUE PIPE
COUPLING TO SUPPORT
PIPE FROM ANGLES
OR OTHER SUITABLE
SUPPORT METHOD
IMPORTANT –
The single wall flue pipe joints must be sealed.
The 90° elbow connection to vertical pipe must be
sealed to prevent condensate leakage to base of ma-
sonry chimney.
PVC PLASTIC VENTING
THROUGH UNUSED CHIMNEY
.
IMPORTANT –
Refer to Section 12.6.8 of NFPA 54 / ANSI 223.1 2012
when routing vent piping through a chimney.
IMPORTANT –
Refer to Section 12.6.8 of NFPA 54 / ANSI 223.1 2012
when routing vent piping through a chimney.