Support requirements, Support bands, Connecting the legs – DuraVent DuraTech Universal Support Installation User Manual
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5” AND 6” DIA
GENERAL NOTES
This supplemental instruction covers universal
support components on Duravent’s DuraTech
(5”-8”) chimney system.
Universal Supports:
Adjustable Elbow Strap
Adjustable Wall Strap
Extended Roof Bracket
Extended Wall Support
Re-Support
Roof Support
Please refer to the full DuraTech instructions
for complete details on properly installing
DuraTech. These universal components are
UL listed to UL103HT under file MH7399.
SUPPORT REQUIREMENTS
Table 1 details the chimney height supported
by the various components and must be
followed.
SUPPORT BANDS
All of the universal supports share a common
means of securing to DuraTech Chimney
sections (Fig.1). 5” and 6” Dia are secured
with the strap (discarding the spacer), 7” and
8” Dia are secured using both the strap and
the spacer.
7” AND 8” DIA
Figure 1
2
Carriage Bolt
Flat Washer
Locking Washer
Nut
Figure 2
Universal
Support
Band
RE-SUPPORT
EXTENDED
WALL SUPPORT
Figure 3
CONNECTING THE LEGS
Use the carriage bolt through the band and
through the leg. Use (1) flat washer, (1)
locking washer, and (1) nut per side to secure
to carriage bolt (Fig. 2). Ensure carriage bolts
are directly across from each other.
Universal
Support
Band
Spacer