How To Open A Stuck Fireplace Flue. The method of opening and closing the flue depends on the type of fireplace and how it was constructed and installed in the room. The damper then becomes your only control to slow the fire.
You turn the handle to a vertical position to open the flue damper and back to a horizontal position to close it. Let the squirrel into your living space and then gently guide it through a door and outside. If you have glass or mesh covering that shelters the entire fireplace, this is best.
Fireplace damper stuck open new place and forgot to check the fireplace damper before i bought.
If you have glass or mesh covering that shelters the entire fireplace, this is best. If the unit uses rotary control, turn it all the way clockwise. Is it okay to leave the flue open? Carry out a visual check.