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4.1
VENTING INSTRUCTIONS
WARNING
Do not use in the same installation venting accessories of different manufacturers, mix of venting accessories is
strictly forbidden.
CAUTION
Read carefully the venting instructions contained in this manual and the ones supplied by the vent manufacturer, in
case of discrepancies the venting instruction of this manual must be respected.
4.1.1
Concentric venting
• Examine all components for possible shipping damage, prior to installation.
• This venting system must be free to expand and contract.
• The venting system must be supported in accordance with these instructions.
• The vent system must have unrestricted movement through walls, ceilings and roof penetrations.
• Check for proper joint construction when joining pipe to fittings.
• If venting is penetrating ceilings and floors, the openings must have firestopping provided in joist areas and the installation of
firestop spacer assemblies.
• Roof flashing parts are shown in the manual. Standard roof flashing methods must be employed to install the roof flashing.
• Wall and roof openings must be framed to provide support and the attachment of termination assemblies.
Please Note:
The manual uses the terms 'vent' , 'venting' and 'flue' interchangeably. All references to 'flue' are synonymous with 'vent' or
'venting'.
WARNING
Check all measurements before cutting. Clearance to combustible materials when using a concentric vent system is
zero.
WARNING
All concentric venting must be fastened together using screws.
Note: Dual flue venting is not to be fastened with screws. This procedure only pertains to concentric venting.
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7703472.01 (1-03/18)
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