Mark the two sides of the door frame on the chalk line of the wall where the doors will be located.
Furnace closet door requirements.
The door when shut sealed against the inlet to the air handler.
A furnace malfunction can cause a deadly carbon monoxide co buildup.
Be sure to caulk around the seams to make a tight seal.
Jim stewart oct 22 18 at 1 32.
Replace the door by reattaching the hinges.
If you have this arrangement the door must be vented.
You can do this by attaching a piece of plywood on the back side of the door.
In my house the air enters under the door through vents into a plenum and then goes up through the filter the fan the furnace and the a c evaporator.
So the florida building code fbc g2406 and international residential code irc do not allow furnace installation in a bedroom bathroom or an any adjoining closet unless it meets these specifications that essentially isolate the furnace from the room.
This is where ventilation become important not the ventilation of the furnace itself but the ventilation of the closet space.
Once your combustion vents have been installed and the ceiling in the closet has been finished out you will want to close off any vents in the door.
The heat can safely escape if there is space around the furnace.
Place the door across two sawhorses.
Furnaces in basements.
Do not install your furnace in a storage closet.
How to build a furnace enclosure.
Unscrew the hinges from the furnace room door with a screwdriver.
Cut off the bottom few inches of the door with a circular saw to create a gap that allows air to vent into the furnace room.
The heat that the furnace radiates may lead to a fire hazard.