8.A minimum of 24” sidewall clearance must be maintained between combustibles and the inside firewall of the firebox.
9.Maintain a 4” clearance from the masonry chimney to combustibles below the roofline.
10.The fireplace cavity must remain open, unobstructed, and free from any combustibles from the top of the fireplace through the attic space.
11.NOTE: Country Flame’s optional log grate is shown in FIGURE 5.
FIGURE 5: MASONRY WALL INSTALLATION
STEP 5 – CHIMNEY FLUE INSTALLATION
FACTORY-BUILT INSULATED CHIMNEY INSTALLATION – The Smart Fireplace Furnace models 33 and 37 can be installed with a Class A ten inch (10”) diameter U.L. 103 HT listed factory built chimney. The Smart Fireplace Furnace model 42 can be installed with a Class A twelve inch (12”) diameter U.L. HT listed factor built chimney. In order to
use factory-built insulated chimney with a Smart Fireplace Furnace, refer to FIGURE 5 and follow the FIREPLACE WALL CONSTRUCTION steps 1 through 8 listed above and then follow steps 12 through 16:
