New Buck Corporation 85 Instruction Manual page 29

24" min.
(610 mm)
For ceiling exit using close clearance listed chimney
1. Suspend a plumb bob from ceiling above unit so that the weight is hanging in center of flue
exit. (A small weight on a string will serve as a plumb bob). Mark ceiling where string is
suspended to locate center of the chimney hole.
2. After locating center of hole, install ceiling support box, chimney, flashing and rain cap
using listed 2100° UL 103 HT chimney only. Only use pipe listed in this manual.
REFER TO CHIMNEY MANUFACTURER'S INSTRUCTIONS FOR ASSEMBLY
AND DISASSEMBLY OF CHIMNEY PARTS. BE SURE TO FOLLOW CHIMNEY
INSTRUCTIONS FOR PROPER CLEARANCES TO COMBUSTIBLE AND PROPER
AIR SPACING REQUIRED.
3. Add additional pipe until both of the following are met:
(a) Chimney pipe is 3 feet higher than roof at the point where it penetrates the roof and
RAIN CAP
36" TYP.
FLASHING
RADIATION SHIELD
20 FT. MAX.
OUTSIDE AIR DUCT THROUGH FLOOR WHEN
MOBLE HOME IS NOT UNDERPENNED
Figure 12D
CAUTION
OUTSIDE AIR DUCT THROUGH UNDERPENNED
Page 27
RAIN CAP
24" min.
(610 mm) 36" TYP.
FLASHING
RADIATION SHIELD