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Installation Guide
Z-FLEX
DEFINITIONS
BEST PRACTICE
Indicates recommendations made by Z-Flex for installers which will help ensure optimum
operation and longevity of the venting system.
GENERAL INSTRUCTIONS
WARNINGS Risk of Fire! Risk of Explosion! Risk of Asphyxiation!
A Qualified professional must
INSTALL and MAINTAIN
venting system in accordance with
these instructions, appliance manufacturer's installation instructions, local building codes
or in absence of local codes latest edition of National Fuel Gas Code; ANSI Z223.1/NFPA
54 in USA or CSA-B149.1 or .2 in Canada. A qualified professional would be certified in
USA by National Fireplace Institute (NFI) as NFI Woodburning Specialists or Chimney
Safety Institute of America (CSIA) or in Canada by Wood Energy Technical Training
(WETT) or other appropriate certifying body. These instructions are to be used as a
guideline, if there is any conflict refer to appliance manufacturer's installation
instructions.
A by-product of any fuel burning appliance is carbon monoxide, which is an invisible and
odorless gas. Read, understand and follow all instructions and appropriate local codes
when installing, using or maintaining any fuel burning appliance and vent system. Install
carbon monoxide detector and alarms in accordance with local codes.
DO NOT install or attempt to repair damaged (torn, crushed or punctured) flexible vent.
To ensure proper operation of venting system do not make any alterations/modifications
or use any substitute materials or joining methods other than those specified in these or
appliance manufacturer's installation instructions. Z-Flex accepts no liability for any
damage, injury or loss of life resulting from incorrect installation, alteration or substitute
materials. Contact Z-Flex or appliance manufacturer if there is any installation questions.
Do not combine flexible and rigid venting systems or systems from different vent
manufacturers unless stated in these or appliance manufactures installation instructions.
Do not common vent multiple appliances in same vent or chimney.
Do not clamp flexible pipes.
WARNING
Indicates a potentially hazardous situation which, if ignored, can result in death, serious
injury or substantial property damage.
CAUTION
Indicates a potentially hazardous situation which, if ignored, can result in minor property
damage or injury.
