2.After locating the center of the hole install the ceiling support box, chimney flashing and rain cap. Only use2100° UL 103 HT chimney and parts listed in this manual per the chimney manufactures instruction .
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.
(b)Chimney pipe height is at least 2 feet higher than any part of the roof within 10 feet of the chimney. (See Figure 12A. Page 27.)
4.Using only double wall chimney connector listed in this manual (See Page 17), connect the heater to the chimney by following chimney manufacturer's installation instructions exactly. (See Figure 13.)
CEILING
ROOF
COLLAR
3 SHEET METAL SCREWS
3 SHEET METAL SCREWS OR RIVETS
Figure 13
28