18 61D1013
7. If the duct is the insulated type, push the insulation back from one
end of the duct approximately 2". SeeFigure21.
8. Slip the exposed end of the duct over the starting collar on the
fireplace.
9. Using the sheet metal screws provided, secure the duct end to the
collar attached to the fireplace.
10. Nail or screw the combustion air assembly to the surface of the
wall.
1. Push insulation back approximately 2" from the end of each duct.
2. Slip each duct over duct connector until an equal length of connector extends into each duct.
3. Place duck clamp over the end of each duct. Tighten duct clamp down snuggly.
4. Push insulation back into place and over duct clamp.
Approximately
2"
Insulation
Duct
Connector
Duct Clamp