Zoned Whole House Dehumidifer - GreenBuildingAdvisor
Summary
The article discusses the need for a zoned controller to manage multiple dampers for a whole house dehumidifier, focusing on separating attic and living space air.
Why It Matters
As humidity control is vital for maintaining indoor air quality and preventing mold, this inquiry highlights the importance of effective dehumidification solutions in residential settings. Understanding zoned systems can lead to better energy efficiency and comfort in homes.
Key Takeaways
- A zoned controller can effectively manage dampers for dehumidification.
- Separating attic air from living space can improve indoor air quality.
- Exploring existing products like the HAVEN IAQ controller can provide practical solutions.
Zoned Whole House Dehumidifer LC250 | Posted in General Questions on February 18, 2026 02:56pm Can anyone recommend a zoned controller that I can use to open and close multiple dampers on a set schedule, or on call from a Humidistat?I’m looking to use a single whole house dehumidifier to dehumidify living space as well as my sealed attic. But, I’d like to keep the attic air separate from my living space, and not passed through my HVAC system.Looking for recommendations on how to accomplish a similar setup to the one seen in this here, https://www.youtube.com/watch?v=_Dwj0t1CaC8. The YT creator is using a HAVEN IAQ controller to control his Honeywell ARDTZ series dampers. I haven’t been able to find lots of first hand experience with HAVEN. Does anyone have any?Thanks! Answer GBA Detail Library A collection of one thousand construction details organized by climate and house part Search and download construction details Join the leading community of building science experts Become a GBA Prime member and get instant access to the latest developments in green building, research, and reports from the field. Start free trial Related Questions Whole-House Dehumidification Whole-House Dehumidification Control Options for Whole-House Dehumidifier Ideas for Whole-House Dehumidification Replies Expert Member DCcontrarian | Feb 18, 2026 04:57pm | #1 Have you considered just having two dehumidifiers? Log in or create an account to post an answer. Sign up Log in