Skip to content

Dual 150 Overhead Dehumidifier




The Quest Dual 150 removes almost 20 gallons a day in your garden. This is our most powerful mid-sized overhead type dehumidifier.  Dollar per pint, the Quest Dual 150 is the most affordable professional-quality dehumidifier on the market today. Like all Quest products, the Dual 150 is made in the USA using the very best components and materials available. Every one of our dehumidifiers comes with a 5 year warranty. Dehumidifier capacities are at the standard American rating condition of 80ºF and 60%RH.

– 150 PINTS PER DAY AT 80°F/60% RH
– 10.9 AMPS
– 110-120V

SKU: ENV-Q-D150OD Categories: , Tags: ,
Your Garden's Success is our #1 Priority

HTG Supply is committed to providing you with the very best products, pricing and service in the industry. We will ship your order fast and discreetly packaged to protect your privacy. Buy with confidence knowing your HTG Supply purchase includes simple returns as well as lifetime product support. Call our team of real growing experts with your purchasing or product use questions, and we will be here to help!

See it for less somewhere else? Give us a call and we’ll beat any online competitor’s price!

Customer Service:  1-866-710-GROW (4769) | | Hours: Mon-Fri 9:00 a.m. to 5:00 p.m.


The Quest Dual 150 was designed to be placed overhead and out of the way, but can also be placed at ground level for plug and play operation. The Dual 150 was designed to provide improved value while still offering solid performance and energy efficiency. The Quest Dual 150 performs at over 4.9 pints per kWh, compared to the Dual 155 at 7.3 pints per kWh. The Quest Dual 150s are plug and play, and therefore require no installation. Optional condensate pump and ducting kits provide the ultimate in flexibility for the most challenging space restrictions and specialized applications. Comes with a replaceable MERV-8 filter. Made in the USA.

Technical Specifications:

– Part #: 4034230
– Blower: 430 CFM
– Power: 1300 Watts
– Supply Voltage: 115v – 60Hz
– Amps: 11.0
– Energy Factor: 2.29 L/kWh
– Operating Range: 56-95F
– Water Removal: 150 Pints/Day
– Efficiency: 4.8 Pints/kWh
– Air Filter: MERV-8
– Power Cord: 10′ – 115 Volt Grounded Plug
– Drain Connection: 3/4″ Threaded NPT or 5/8″ Hose Barb
– Warranty: 1 year 100% parts and labor, 5 year sealed refrigerant system
– Width: 14.5″
– Height: 21″
– Depth: 26″
– Weight: 95lbs

Weight 95 lbs