5
Hearth Dimensions and Firebox Locations
A
B
C
D
E
FP2901
hearth dims
FIREBOX LOCATION
Carefully select the best location for installation of your
vent-free firebox. The following factors should be taken
into consideration:
•
Clearance to side wall, ceiling, woodwork and windows.
See “Clearances/Height Requirements on page 8. Mini
-
mum clearances to combustibles
must be maintained.
•
Location must not be affected by drafts caused by
kitchen exhaust fans, ceiling fans, return air registers for
forced air furnaces / air conditioners, windows or doors.
•
Installation must provide adequate ventilation and com
-
bustion air.
•
Location should be out of high traffic or windy or drafty
areas.
•
DO NOT INSTALL WHERE CURTAINS, FURNITURE,
CLOTHING OR OTHER FLAMMABLE OBJECTS ARE
LESS THAN 42" FROM FRONT OF HEATER.
•
Never obstruct the front opening of the vent-free firebox
or restrict the flow of combustion and ventilation air.
•
Minimize modifications to existing construction. Refer
to Figure 5.2 for location suggestions.
•
Do not install in the vicinity where gasoline or other
flammable liquids may be stored. The vent free firebox
must be kept clear and free from these combustible
materials.
FP2440
fireplace locations
Figure 5.1 Minimum Hearth Dimensions
Figure 5.2 Location of Firebox
Ref.
BUF36
BUF36-R
BUF42
BUF42-R
A
35-1/4"
33-3/4"
41-1/4"
39-3/4"
B
18-5/8"
17-7/8"
18-5/8"
17-7/8"
C
27-1/4"
25-3/4"
30-1/4"
28-3/4"
D
21-3/4"
21-3/4"
21-3/4"
21-3/4"
E
20-3/8"
20-3/8"
20-3/8"
20-3/8"
10
Monessen • BUF36/42 Installation and Operating Manual • 4600-900 • Rev E • 09/17