Table Of Contents; Introduction; Testing / Listing Information - DuraVent DuraSeal DS Manual

TABLE OF CONTENTS

Introduction ................................................................................. page
Testing / listing information ......................................................... page
Clearances to combustibles ......................................................... page
General installation requirements ................................................ page
Typical installations .................................................................... page 4-5
Chimney and fitting joint assembly .............................................. page
Chimney weight ........................................................................... page
Support methods and height ....................................................... page
Horizontal installation requirements ............................................ page
Maintain proper slope ................................................................. page
Vertical installation requirements ................................................ page
Wall penetration .......................................................................... page 10
Roof / floor penetration ............................................................... page 10
Condensate drains ...................................................................... page 10
DuraSeal as a liner ...................................................................... page 12
Adjustable length ........................................................................ page 13
DuraSeal Flex .............................................................................. page 14
Maintenance instructions ............................................................. page 15
DuraSeal Labels ........................................................................... page 16
Warranty ...................................................................................... page 44
Product reference information ...................................................... page 48
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INTRODUCTION

DuraSeal single wall (DS) or double wall (DSD) or double wall insulated
®
2
(DSID) is a special stainless steel vent system for gas fired appliances listed
as Category I, II, III, and IV or in Canada as Type BH Gas Venting as noted
2
in ULC-636, with a maximum operating temperature of 550 Degrees F (288
3 Degrees C), and a maximum rated positive pressure of 35" Water Column. It
can also vent listed gas or oil fired appliance rated to be vent with TYPE L low
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temperature venting system (DSD & DSID only). DuraSeal must be installed
by an experienced professional familiar with the operation and maintenance
of heating appliances and venting. Before installing this product, examine all
components for possible shipping damage and read the complete installation
6
manual. Failure to follow proper installation procedures, including vent pitch
and improper appliance connections, may cause unsafe conditions. DuraVent
6
recommends the system to be inspected once a year by a qualified service
technician
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TESTING / LISTING INFORMATION

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DuraVent DuraSeal model DS, DSD and DSID venting system is listed with
Intertek Testing Services (ETL) to UL/ULC standards:
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U.S.A.
• UL-1738
Special Gas Vent for Category I, II, III
and IV appliances
• UL-641 (DSD & DSID only)
TYPE L VENT venting listed gas
or oil burning appliances
CANADA
• ULC-S636
Type BH Gas Vent Class I/II
• ULC-S609 (DSD & DSID only)
TYPE L VENT venting of flue gases with temperature not exceeding 300°C
from oil or gas burning appliances
This product must be installed in accordance with local building code require-
ments as well as National codes: USA - National Fuel Gas code ANSI-Z223.1
or NFPA Standard 54, or NFPA 211. In CANADA - CAN/CGA-B149.1 or CAN/
CGA-B149.2 Propane Installation Code as applicable.