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Precise Humidity Control by Quest Expertise and Engineering

Developed in Madison, Wisconsin, our dehumidifiers have set the gold standard in energy efficiency, durability, reliability and flexibility. With a full five-year warranty, Quest humidity control products come in a wide array of sizes and options, allowing you to customize and design your perfect environment for your industry’s specific needs. Additionally, we deliver everything you need to know when it comes to HVAC design, specification, selection, installation and operation for every size of facility.

Not Sure Which Product is Best For You? Reach Out — We Can Help!

No matter what you do, we can help you craft a customized solution to fit your needs.

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News & Education

Special Report: Humidity and Climate Control

Special Report: Humidity and Climate Control

In this Special Report, sponsored by Quest, we take a holistic look at the challenges facing cultivation operations and the important role of climate control. Dig into the report here…

A New Approach to Dehumidifier Tech That Eliminates Performance Drops

A New Approach to Dehumidifier Tech That Eliminates Performance Drops

Dirty filters. Increased static pressure. Both are common, unavoidable issues for anyone using commercial dehumidifiers. And each can cause a drop in performance – causing costly fluctuations in relative humidity.…

Quest 335: An Inside Look at the World’s Most Efficient Dehumidifier

Quest 335: An Inside Look at the World’s Most Efficient Dehumidifier

When you build the most efficient dehumidifier in the world, there’s only one thing to do next. Build one that’s more efficient AND able to eliminate performance dips caused by…

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