E. Use of Flex Vent
The fl ex vent must be supported with
TERMINATION
the spacing between support intervals
CAP
3 in. CLEARANCE
not exceeding 4 feet, with no more
than 1/2 inch sag between supports.
A support is required at each change
in venting direction, and in any location
where it is necessary to maintain the
necessary clearance to combustibles.
FLEX-VENT
A simple "up and out" installation (Fig-
ure 5.3) requires only enough support
to maintain the necessary clearance
1 in.
to combustibles. However, the vent at-
CLEARANCE
tachment point and the fi restop loca-
tion are considered to be supports.
Figure 7.3
Heat & Glo • SL-750TRS-IPI-E, SL-550TRS-IPI-E, SL-350TRS-IPI • 2120-901 Rev. G • 11/08
26