VENT PIPE SIZING AND MAXIMUM VENT LENGTHS (cont.)
POLYPROPYLENE VENT PRODUCTS
Centrotherm brand Innoflue and Duravent Polypro Single-
wall and flex venting products are approved for use on this
furnace product only in single appliance applications. Do
not exceed maximum venting lengths, diameters or el-
bows listed in these instructions (Vent Pipe Sizing and
Maximum Vent Lengths section [Table 4]). Application of
these products is limited to the terminations listed in Ta-
TABLE 5: DURAVENT BRAND POLYPRO & POLYPRO FLEX
TERMINATION COMPONENTS
50
TABLE 6: CENTROTHERM BRAND ECO SYSTEMS TERMINATION COMPONENTS
bles 5 and 6 below. These manufacturers have provisions
for B-vent liners and chimney liners which can be used
with this furnace with non-direct venting applications only.
Refer to the manufacturer's installation instructions for
proper installation. Contact the manufacturer for all instal-
lation and application information.
NOTE: These venting products are listed for use in
Canada under ULC-S636.