Vented Cavity–Single Opening
SECTION 3
FRAMING
#CLW-50-MV
R.1 October 2021
26
HUSSONG MFG. CO., INC.
KOZY HEAT FIREPLACES
3.8.1.1 Single Opening Vented Cavity
Alternative Installations (cont.)
•
shows the installation of crown molding or similar
trim work that goes up to the edge of the air discharge opening.
12” (305mm) is the maximum length of the molding or trim
projection and you must maintain 2-1/2” (51mm) clearance for
the full length of crown molding/trim projection. This molding or
trim cannot decrease the minimum opening requirement.
* must maintain 2½” (51mm) clearance for full
length of crown molding/trim projection
Ceiling
12” (305mm)
Max
2
½
” (51mm)
Min
76”
(1930mm)
Min
FRONT VIEW
SIDE VIEW
Air Discharge Single Opening
(2½” x 53½”)
FIGURE 3.17
Single Opening Crown Molding Installation
SINGLE OPENING VENTED CAVITY INSTALLATION
