Slash energy costs and control humidity with this high-capacity overhead dehumidifier designed for sealed grow rooms and hydro setups.

The Quest 225 208/230V Grow Dehumidifier is designed for commercial grow operations, offering industry-leading energy efficiency, powerful moisture removal, and flexible installation options. This high-performance unit removes excess humidity while keeping energy costs low, thanks to Quest’s patented M-CoRR Technology, which recycles heat instead of wasting it. That means less heat output, lower A/C usage, and reduced operational costs—a game-changer for any grow space.

Built to integrate seamlessly into large-scale sealed grow rooms, hydroponic setups, and commercial greenhouses, the Quest 225 features digital controls, a flexible 208/230V voltage range, and an advanced MERV-13 filtration system to maintain a clean, stable grow environment. Plus, with integrated lift and hang points, you get versatile placement options to maximize space efficiency.

Features

• Compact unit – For mobility and a small footprint that won’t interfere with operations.
• Overhead or ground placement – Built to fit what works for your space.
• UL rated and ETL listed – The highest safety standard.
• MERV 13 filtration – Superior filtration removes more harmful contaminants from the air, such as dust, pollen, and mold, as well as bacteria and some viruses.
• Integrated handles & hanging points – For easier movement and installation.
• Plug-n-play – No installation required.
• High efficiency – No dehumidifier is more efficient.
• Auto restart – Unit automatically defaults to prior settings in the event of a power outage.
• Widest operating range – Of temperature and relative humidity.
• Long power cord – For extended reach.
• Digital control – Digital control interface with external control option.

What's Included?

• Dehumidifier
• 4 x Feet
• Drain Hose
• Drain Adapter ¾” NPT PVC to 5/8” Hose Barb
• 4 x Rivnut Plugs

Download Resources

• Quick Start Instructions
• Product Manual
• Spec Sheet