MHSC STLDVNS Installation And Operating Instructions Manual page 29

FLex VeNT INSTaLLaTIoN
D. Attaching flexible venting to vertical termination
assemblies.
1. When using Simpson pipe, an MHSC flex-to-pipe
adapter and/or rigid pipe section(s) is required to
connect the flexible vent assembly to the verti-
cal termination by using three self-penetrating
screws.
2. Review Figure 44 and corresponding instruc-
tions for proper overlap, clamp and screw place-
ment.
3. Three each self-penetrating screws are drilled
opposite one another and below the gear
clamp.
4. Use only listed and approved terminations and
accessories, installed per the installation instruc-
tions and Figure 43.
E. Installing flexible venting to horizontal termination
assemblies.
1. Connect the 5" flexible vent to the horizontal
termination as in Figure 45.
Flashing
Rigid Pipe
Length
Flex to Pipe
Adapter
Firestop
DVFF8A/8 5" x 8" to
5" x 8" Flex Adapter
Figure 43 -
Typical Vertical Flex Vent Installation
20302381
Termination
Cap
Storm Collar
Roof Support
UL1777 Flex
PIpe
UL1777 Flex Vent
FP1974
2. Connect the 8" flexible vent to the termination
ring as in Figure 45.
3. Review Figure 45 for proper overlap and clamp
placement.
4. Three each self-penetrating screws are drilled
opposite one another and below the gear lamp.
5. Use only listed an approved terminations and
accessories, installed per the termination instruc-
tions and Figure 45.
Screws
(3 Places
equidistant
just above
gear clamp)
Gear
Clamp
Figure 44 -
Typical Pipe Connection
Screws
(3 Places equidistant just
above gear clamp)
Gear Clamp
Figure 45 -
Typical Horizontal Flex Vent Installation
FP1976
horizontal flex
Designer Series Direct Vent Gas Fireplace
Rigid Pipe Length
Flex to Pipe Adapter
Gear Clamp
1C\v" Flexible Pipe and Adapter
Outer Collar Overlap
UL1777 Flex Vent
FP1975
pipe connection
MHSC Horizontal
Vent Termination
1C\v" Flexible Pipe and
Collar Overlap
29