Description
Commercial Overhead Grow Room Dehumidifier
The Quest 706 Overhead Dehumidifier is a high-capacity commercial dehumidifier engineered specifically for large indoor cultivation facilities. Removing up to 335 litres of moisture per day, it delivers exceptional energy efficiency, quiet operation and precise humidity control to help maintain the ideal growing environment.
Built for Professional Cultivation
The Quest 706 Overhead Dehumidifier has been designed exclusively for commercial indoor growing environments where reliable humidity control is essential. Unlike many conventional dehumidifiers that are tested under unrealistic laboratory conditions, the Quest 706 is engineered to perform efficiently in real cultivation environments where temperature, humidity and plant transpiration constantly change.
Manufactured in the USA, the Quest 706 combines industry-leading moisture removal, patented refrigeration technology and outstanding energy efficiency, making it one of the most powerful grow room dehumidifiers available.
Why Choose the Quest 706?
- Removes up to 335 litres (706 pints) of water per day
- Designed specifically for commercial grow rooms
- Industry-leading energy efficiency
- Patented Quest coil technology
- Quiet operation
- Overhead installation saves valuable floor space
- Compatible with external environmental controllers
- Built for continuous operation
Maintain Stable Humidity Throughout Every Grow Cycle
As plants transpire, they release significant amounts of moisture into the growing environment. Without adequate dehumidification, relative humidity can quickly rise, increasing the difficulty of maintaining consistent environmental conditions.
The Quest 706 continuously removes excess moisture, helping growers maintain stable humidity throughout propagation, vegetative growth and flowering.
Designed Specifically for Grow Rooms
Many standard dehumidifiers are tested under conditions that differ significantly from commercial cultivation environments. The Quest 706 has been developed specifically for indoor agriculture, delivering reliable performance where humidity control matters most.
Its patented refrigeration coil technology maximises moisture removal while minimising power consumption, making it an excellent choice for large-scale cultivation facilities.
Outstanding Energy Efficiency
With an impressive efficiency rating of 3.4 litres per kWh, the Quest 706 helps reduce operating costs while providing continuous high-capacity dehumidification.
This makes it ideal for growers looking to balance environmental control with long-term energy savings.
Commercial Installation Features
- Direct-wired electrical connection
- Low-voltage terminal block for external controllers
- Ductable intake
- Dual exhaust kit available
- Integrated lifting handles
- Suitable for continuous commercial operation
Ideal Applications
- Commercial grow rooms
- Vertical farms
- Controlled Environment Agriculture (CEA)
- Large hydroponic facilities
- Medical cultivation facilities
- Commercial drying rooms
- Indoor horticulture
Technical Specifications
- Water Removal: 706 pints/day (335 litres/day)
- Efficiency: 3.4 litres per kWh
- Power Supply: 230V
- Current Draw: 18.6 Amps
- Power Consumption: 4,150 Watts
- Installation: Direct wire
- External Controls: Low-voltage terminal block
- Ducting: Ductable intake with optional dual exhaust kit
- Warranty: 3 Years
- Dimensions: 113.5 × 85.9 × 73.4 cm (L × W × H)
- Weight: 159kg
Key Features
- Commercial overhead installation
- 335 litres/day moisture removal
- Patented Quest coil technology
- High energy efficiency
- Quiet operation
- External controller compatibility
- Heavy-duty commercial construction
- Designed specifically for indoor cultivation
Frequently Asked Questions
What size grow room is the Quest 706 suitable for?
The Quest 706 is designed for large commercial cultivation facilities where high-capacity moisture removal is required. The ideal size depends on plant density, lighting, irrigation and transpiration rates.
How much water can the Quest 706 remove?
The Quest 706 can remove up to 335 litres (706 pints) of moisture per day under the manufacturer’s specified test conditions.
Can the Quest 706 be connected to an environmental controller?
Yes. The unit includes a low-voltage terminal block for integration with compatible environmental control systems.
Does the Quest 706 require professional installation?
Yes. The Quest 706 is designed for direct-wired installation and should be installed by a suitably qualified electrician in accordance with local electrical regulations.
Is the Quest 706 energy efficient?
Yes. With an efficiency rating of 3.4 litres per kWh and patented refrigeration technology, it is one of the most energy-efficient commercial grow room dehumidifiers available.
Sold and shipped by Doctor Blooms (Bishop’s Stortford, United Kingdom). Prices are set by the shop and you complete your purchase on their website.












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