Monessen Hearth CR Operations Instructions download pdf (Page 14)

71D0530

GCUF Vent-Free Fireboxes



7. If the duct is the insulated type, push the insulation back

from one end of the duct approximately ". Figure 19

8. Slip the exposed end of the duct over the starting collar

on the replace.

9. Using the sheet metal screws provided, secure the duct

end to the collar attached to the replace.

10.Nail or screw the combustion air assembly to the surface

of the wall.











1. Push insulation back approximately " from the end of

each duct.

. Slip each duct over duct connector until an equal length

of connector extends into each duct.

3. Place duct clamp over the end of each duct. Tighten

duct clamp down snuggly.

4. Push insulation back into place and over duct clamp.

FP1907

Duct connector

8/08

Approximately

2”

Figure 19 -

Install Duct Connector 403

Insulation

Duct

Connector

Duct Clamp

Duct

FP1907

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Monessen Hearth CR Operations Instructions Page 14