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Fireplace rough-in. Fireplace has integral electric blower and uses outside combustion air. |
|   | This is the combustion air intake seen from the inside of the fireplace with the "firebrick" lining removed. It is located on the left side near the back. The control allows the flapper valve to be held closed or be permitted to open with positive air pressure outside. |
|   | Masons adding the rock work. |