User Guide

HVAC
0.6” w.c. MAX
The dehumidifier in these applications is typically installed under
or next to the HVAC equipment. See Figure 11. The dehumidifier is
ducted to the HVAC supply duct using the outlet on the top of the
unit. The supply side external static pressure of the HVAC system
must not exceed 0.6”w.c..
CAUTION
When installing the dehumidifier as part of a combustion
type furnace (gas, oil, propane, etc.) HVAC system located
in a closet, duct or locate the dehumidifier inlet and outlet
and seal as needed to separate the circulation air from the
combustion and ventilation air. Follow all local and national
building and safety codes when installing or modifying any
HVAC system.
Required Component
10” Ductwork
FIGURE 11 – Alternate Closet Installation
90-1890
In this installation the dehumidifier is not ducted to the HVAC system.
Required Components
10” Ductwork
Grilles with 10” Duct Collars
DEHUMIDIFIER
DEHUMIDIFIED AIR IS SUPPLIED TO DUCTED SPACE
AIR IS PULLED
FROM DUCTED
SPACE
10' MIN
GRILLE WITH 10" DUCT COLLAR (2 PLACES)
DEHUMIDIFIED SPACE
FIGURE 12 – Stand Alone Ducted
90-1893
DUCTING TO HVAC SYSTEM IN MECHANICAL CLOSET
DUCTING TO WHOLE HOME WITHOUT AN AIR HANDLER
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