Furnace Closet Door Requirements
Enclose any furnace cabinet with gypsum drywall which is fire resistant.
Furnace closet door requirements. Insufficient clearance need metal door or fireproof door to reduce clearance requirements. Jim stewart oct 22 18 at 1 32. Furnace air return port must be located at least 10 from the combustion chamber. 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.
Ventilating a closet is generally easy to do. From my very limited experience it is my understanding that the only requirement that would affect the door would be. Minimum 30 working space provided in front with door open. The furnace is installed in a room that opens only onto the bedroom or bathroom is used only for the furnace has a solid and weather stripped door equipped with a.
The door when shut sealed against the inlet to the air handler. Projections above furnace shall be 18 min room must be at least 50 cu ft. In area per1 000btu if pulling air from inside the home. A furnace malfunction can cause a deadly carbon monoxide co buildup.
How much ventilation do i need for a furnace in a closet. Provide a door with a vented front large enough to provide the necessary air supply. Insufficient combustion air need outside air or a full louvered door or a standard door with high and low vents.