FloAire PCU Filtration - Manual (Page 8)

8
Equipment Rails
The unit should be installed on a curb and/or rail elevated not less than 14” above any roof surface.
Secure PCU to rails through vertical portion of the PCU base assembly flange using a minimum of eight
(8) lug screws, anchor bolts, or other suitable fasteners (not furnished). Shims may be required
depending upon equipment rail installation and roofing material. When installed indoors, uni-strut
channels may be used under the PCU for attachment to threaded rod from the roof structure above.
Check all fasteners for tightness. The diagrams below show different mechanical installation
configurations.
Roof Mount Installation (Typical)
Indoor (Inline) Installation (Typical)