Installing the SHLX
SPECIAL NOTES, REGULATIONS, AND CAUTIONS REGARDING VENTING
For Category II, III and IV water heaters, the venting system shall be installed in accordance with
the water heater manufacturer's instructions and, if applicable, the venting system manufacturer's
instructions. The SHLX is a Category III water heater. Please find detailed instructions for installation of
the SHLX and venting on pages 19-26.
The instructions for the installation of the venting system shall specify that the horizontal portions of
the venting system shall be supported to prevent sagging; the methods of and intervals for support
shall be specified. These instructions shall also specify that the venting system:
ii) for Category III and IV appliances, slope of a horizontal venting system shall be as specified in the
appliance manufacturer's instructions; These instructions can be found on page 24.
If an appliance is marked, "Category III", the installation manuals shall specify the venting system to
be used on page 25-26.
When an existing Category III appliance is removed or replaced, the original venting system may no
longer be sized to properly vent the attached appliances. Instructions shall also indicate effects of
an improperly sized venting system (formation of condensate, leakage, spillage, etc.) All approved
Installation Instructions for the SHLX can be found on pages 19-26.
Be sure to periodically clean the screens in the vent terminal where applicable.
Before you begin installation, ensure that you have a vent port available that will terminate at least 12
inches above the ground and at least 12 inches above normal amounts of snow. Please ensure that
the vent termination point is clear of debris, blockages, and snow before using the SHLX.
PLEASE NOTE: SHLX IS FOR INDOOR PERMANENT INSTALLATIONS ONLY. THIS MANUAL AND ALL ECCOTEMP CONTENT IS SUBJECT TO
CHANGE WITHOUT NOTICE. PLEASE VISIT SUPPORT.ECCOTEMP.COM FOR MORE INFORMATION.
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Phone: 866-356-1992
Designed in
Summerville, SC