•6" diameter round or 3 1/4" x 10" rectangular ducting should be used. Note: 5" diameter round ducting may be used if the duct length is 10' or less.
•No more than three 90° elbows should be used. Distance between elbows should be at least 18".
•Recommended
•There should be a minimum clearance of 6" for cooktop installed near a side walt.
If there is not an obvious improper installation, there may be a concealed problem such as a pinched joint, obstruction in the pipe, etc. Installation is the res0onsibility of the installer and questions should be addressed first by the installer. The installer should very carefully check the ducting installation instructions.
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