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www.Ultra-Aire.com | 1-800-533-7533
Ultra-Aire XT105H Installation Instructions
The Ultra-Aire XT105H can be installed on multiple HVAC systems. Dehumidified air will be provided to
both HVAC systems for distribution throughout the structure.
• Backdraft dampers are required in the supply ducts.
• DO NOT locate the return in a bathroom or kitchen.
• One control will service both HVAC zones. Control should be located remotely from the dehumidifiers and
placed in a central location.
• HVAC systems should be in close proximity for optimal air flow.
• For multiple systems, contact Technical Support at 1-800-533-7533.
DUCTING TO HVAC SYSTEMS
Recommended Multiple HVAC Systems Installation
First Air Handler
HVAC Return
HVAC
Supply
Second Air Handler
HVAC Supply
Dedicated Ultra-Aire 155 Return to Multi systems
HVAC Return
Fresh Air Intake
(Optional)
Motorized
Damper
Indoor
Air Return
Ultra-Aire
Supply
Backdraft
Damper
Backdraft
Damper
403593
6
Dedicated Ultra-Aire Return to Multiple HVAC Systems
CAUTION!
DO NOT CONNECT WITH A STATIC PRESSURE GREATER THAN OR EQUAL TO +0.5 WG.
CONTACT TECHNICAL SUPPORT AT 1-800-533-7533 FOR ADDITIONAL DETAILS.
