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PLEASE KEEP THESE INSTRUCTIONS FOR FUTURE REFERENCE
C Series
Cool Surface System
F R O N T V E N T
INSTRUCTION MANUAL
This Cool Surface System has been tested for compliance to Standards:
ANSI Z21.88 and CSA 2.33.
This Cool Surface System has been approved for use on the ENVIRO C34/44/60/72 Direct
Vent fireplaces only and must be installed at the time of fireplace installation.
The following instructions must be followed in conjunction with the fireplace installation
instructions to comply with the standards and allow safe operation of the installed fireplace.
C#4001609
1
50-4237
Version Française: www.enviro.com/fr.html
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Summarization of Contents
General Information
Vertical Venting
Allows for installations where a vertical run of vent is required without having to jog the vent pipe around the CSS.
Framing and Clearances
Framing and Rough Opening
Details minimum allowable framing and rough opening requirements for the CSS.
Minimum Clearances: Minimum Vent
Specifies minimum framing and clearances for CSS with minimum allowable vent length.
Minimum Clearances: Recess Framing
Details minimum framing requirements and clearances for HDK with recess framed above fireplace.
Revised Mantel Requirements
Provides requirements for combustible mantel installation based on mantel depth.
Finished Opening Requirements
Details required air gap and finished opening sizes for CSS units around the perimeter of the outlet.
Installation Procedures
TV Installation Considerations
Key considerations for mounting a TV above the fireplace, focusing on heat protection.
Duct Collars Installation
Instructions for attaching the supplied duct collars to the top of the fireplace.
Side Supports and Standoffs Installation
Instructions for attaching side supports/standoffs to the main duct body.
Cool Surface System Front Vent Installation
Detailed steps for installing the CSS front vent assembly into the framed opening.
Optional Combustible Facing Kit Installation
Steps for installing the optional Combustible Facing Kit, including panel selection and flange bending.
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