Monessen Hearth IDV380NVC User Manual
57D0016
15
VENT INSTALLATION
VENT CONFIGURATIONS
Recommended block-off
plate (non-combustible
metal). Prevents
odors from chimney
entering room.
plate (non-combustible
metal). Prevents
odors from chimney
entering room.
Exhaust
Any cracks or
damage inside
chimney must
be repaired.
damage inside
chimney must
be repaired.
The block-off plate
(AI42AK43 or
AI31AK33) must
seal intake to the
chimney space so
that air is drawn
down chimney for
combustion air.
(AI42AK43 or
AI31AK33) must
seal intake to the
chimney space so
that air is drawn
down chimney for
combustion air.
Block-off Plate
- (AI42AK43 or
AI31AK331)
non-combustible
materials
- (AI42AK43 or
AI31AK331)
non-combustible
materials
Inlet
Masonry
Fireplace
NOTE: You may use either reline configuration with a masonry or zero-clearance fireplace.
Exhaust
Inlet
Termination Kit
490 unit - part # AI42TK43A
380 unit - part #AI31TK33A
4" (100mm) or 3" (75mm)
Exhaust UL 1777 Gas Liner
3" (75mm) Inlet
Figure 8 - Inlet and Exhaust Reline
Figure 9 - Exhaust Only Reline
UL-127,
Solid Fuel
Z.C. firebox