24 Harman Oakwood
3-90-08327R26_03/14
VENTING
Chimney Breach Fireplace Conversion with Combustible Wall
* Floor Protection in Accordance with Solid Fuel Appliance Listing
** Check with your local building codes for clearance.
Minimum clearance from chimney 
connector to uprotected ceiling 15”
air space
Listed or approved thimble assembly
1” Clearance for exterior chimney or 
2” clearance for interior chimney and 
2” clearance for NFPA 211 - type 
approved thimbles
Airtight 
insulated 
clean-out
Damper closed 
and sealed with 
non-combustible 
material
Combustible Floor
Floor Protection*
* Floor protection in accordance with Solid Fuel Appliance Listing
** Check with your local building codes inspector for clearance.
Combustible 
Wall
Sheet 
Rock
Mantel and Trim Protection