On orders above $200
Guaranteed or We’ll Match It
No Sales Tax—Except in Michigan
Always hassle free
(844) 873-5764
Built for serious indoor growers, it delivers outstanding efficiency through patented M-CoRR™ multi-coil technology, superior MERV 13 filtration, and smart plug-and-play functionality. Whether you’re optimizing a commercial cultivation space or small grow room, the Quest 155 provides precise moisture removal and rock-solid reliability—all while reducing utility costs.
| ⚡ Ultra-Efficient Operation Delivers 8.5 pints/kWh at 80°F, 60% RH—lowering operational costs year-round. |
| 🔌 120V Plug-and-Play Setup Compatible with standard household outlets for fast, flexible installation. |
| 🧪 MERV 13 Filtration Captures mold, bacteria, and fine particulates for a healthier grow space. |
| 📏 Compact Footprint 20% smaller than the Dual 155—easy to place and maintain, even overhead. |
| 🚚 Fast, Free U.S. Shipping Ships quickly and securely from U.S.-based warehouse locations. |
1x Quest 155 Dehumidifier
1x 9' Power Cord (NEMA 5-15P)
1x Onboard Digital Control Panel
1x User Manual
✔️ Indoor Grow Rooms
✔️ Cultivation Warehouses
✔️ Overhead or Freestanding Installations
✔️ High-Humidity Storage Applications
| 🛠️ Flexible Mounting Options Overhead-ready with built-in hang points—no kit required. |
| 🌡️ Widest Operating Range Performs in extreme temperature and humidity conditions. |
| 🔄 Auto Restart Recovers and resumes after outages with saved settings intact. |
Order the Quest 155 Dehumidifier today and take full control of your growing environment — with smarter automation and reliable results.
Freestanding
Overhead
P-Trap Requirements
155 Pints/Day
8.5 Pints/kWh
4.0 Liters/kWh
6.9 Amps
750 Watts
9,700
7,100
2,600
90 Pints/Day
5.6 Pints/kWh
2.6 Liters/kWh
5.7 Amps
6.0 Pints/kWh @ 65 F | 60% RH
7.3 Pints/kWh @ 73 F | 50% RH
4046120
Refrigerant Dehumidifier
500
56 F Min–95 F Max
110–120 VAC, 1 Phase, 60 Hz
26.8″ L x 23.6″ W x 20.9″ H
130 lb
Digital onboard controls with low voltage terminal block
MERV 13
18″ x 18″ x 2″
14/3, SJTW (9’) / NEMA 5-15P
R454B
3 lb 0 oz
3/4″ Threaded NPT
5 Year Limited
Quest 155 Dehumidifier User Manual
Quest 155 Dehumidifier Specifications
Manufacturer Warranty: 5 Years
Covers defects in materials and workmanship
Support handled directly through manufacturer or via our team
Q: What’s the power source for this unit?
A: It runs on standard 120V outlets—no special wiring needed.
Q: Is it compatible with overhead installation?
A: Yes, it includes integrated hang points and compact dimensions.
Q: Does it have onboard controls?
A: Yes, it comes with digital controls and external connection options.
Q: What’s the efficiency rating?
A: 8.5 Pints/kWh @ 80°F, 60% RH—one of the highest in its class.
Q: What’s the warranty?
A: The unit includes a full 5-year manufacturer warranty.
We offer free shipping on all orders over $200 shipped to addresses within the continental United States. Orders under $200 will have shipping calculated at checkout. There are no hidden fees or handling charges. The price you see at checkout is the final price you pay.
Orders are typically processed within 1–2 business days (Monday–Friday). If an item is temporarily backordered or delayed, we’ll notify you by email with an updated shipping estimate.
Once your order has shipped, we’ll email you a shipping confirmation that includes tracking information. You can use this to monitor the delivery status of your package in real time.
We partner with trusted suppliers and manufacturers who maintain warehouse locations throughout the United States. Orders are typically shipped from the facility closest to your delivery address to ensure faster transit times and greater efficiency. Some orders may ship in multiple packages depending on item availability and warehouse location.
Most orders arrive within 3–7 business days of shipping, depending on your location and the item’s warehouse origin. Freight items and oversized packages may take additional time.
We use trusted carriers such as FedEx, UPS, USPS, and professional freight delivery services for large or heavy items. Depending on the size of your order, it may arrive in multiple packages or from multiple warehouses.
Please note: We do not offer moving or installation services. For freight shipments or large items, carriers are only responsible for curbside delivery. Drivers are not required to move items inside your home, up stairs, or to specific locations. We strongly recommend having assistance available at the time of delivery for heavy or bulky shipments.
Please ensure your shipping address is correct at the time of checkout. Once an order has shipped, we are unable to change the delivery address or reroute the shipment. If you need to make changes to your order, contact us immediately after placing it.
If your order arrives damaged or appears to be lost in transit, contact us within 48 hours of delivery (or expected delivery). We will work with the carrier to resolve the issue as quickly as possible.
We currently ship only to addresses within the continental United States. We do not ship to Alaska, Hawaii, U.S. territories, or international destinations.
If you have questions about your order, delivery, or shipping process, feel free to reach out to us through our Contact Us page or via email (sales@gardengrowshop.com ). We’re here to help.
Start of Returns section
Easy Returns, No Surprises
At Garden GrowShop, we stand behind the quality of every product we carry. But we also understand that sometimes things just don’t work out — and that’s okay. If you change your mind or the item isn’t quite what you expected, we’ve got you covered.
You have 30 days from the date of delivery to request a return for any reason. To start a return, simply email us at sales@gardengrowshop.com with your order number and we’ll walk you through the process.
Here’s what to expect:
You’ll receive clear return instructions from our team.
Once your item is received and inspected, we’ll issue a refund to your original payment method.
Items must be returned in “like new” condition, with all original packaging and accessories.
Return shipping costs are the responsibility of the customer.
“Like new” means no visible wear, damage, or missing parts. Items showing signs of use or misuse may not qualify for a refund.
If your order arrives damaged or defective, don’t worry — we’ll take care of it.
Here’s what to do:
Note any damage with the delivery driver when signing for the package.
Email photos and a description of the issue to sales@gardengrowshop.com on the same day you receive it.
We’ll cover the cost of return shipping and make sure a replacement is sent out quickly.
Please keep all original packaging in case a return is needed. This helps speed up the process and ensures a smooth resolution.
If you need to cancel your order, please contact us as soon as possible at sales@gardengrowshop.com or by phone.
Cancellations before shipment receive a full refund.
Cancellations after shipment will follow our standard return policy and may be subject to return shipping costs.
Certain products may have brand-specific return restrictions, which will be noted on the product page.
Products purchased for temporary or single-use purposes (e.g. trade shows, promotional events) are not eligible for return.
We’re Here to Help
Our goal is to make returns and exchanges as easy as possible — with no stress and no surprises. If you’re unsure whether your order qualifies or just want to ask a question, don’t hesitate to reach out. We’re here to make sure you feel confident before and after your purchase.
We’re an authorized dealer for every brand we sell—so you’ll always get full manufacturer warranties, premium support, and authentic gear direct from the source.
✅ Fast, tracked shipping on all orders
✅ 100% safe and secure checkout
✅ No restocking fees on returns
✅ Friendly U.S.-based support when you need it
Have questions? We're here to help. Whether you're just getting started or scaling up a full grow, our experts can guide you to the right gear.
Built for serious indoor growers, it delivers outstanding efficiency through patented M-CoRR™ multi-coil technology, superior MERV 13 filtration, and smart plug-and-play functionality. Whether you’re optimizing a commercial cultivation space or small grow room, the Quest 155 provides precise moisture removal and rock-solid reliability—all while reducing utility costs.
| ⚡ Ultra-Efficient Operation Delivers 8.5 pints/kWh at 80°F, 60% RH—lowering operational costs year-round. |
| 🔌 120V Plug-and-Play Setup Compatible with standard household outlets for fast, flexible installation. |
| 🧪 MERV 13 Filtration Captures mold, bacteria, and fine particulates for a healthier grow space. |
| 📏 Compact Footprint 20% smaller than the Dual 155—easy to place and maintain, even overhead. |
| 🚚 Fast, Free U.S. Shipping Ships quickly and securely from U.S.-based warehouse locations. |
1x Quest 155 Dehumidifier
1x 9' Power Cord (NEMA 5-15P)
1x Onboard Digital Control Panel
1x User Manual
✔️ Indoor Grow Rooms
✔️ Cultivation Warehouses
✔️ Overhead or Freestanding Installations
✔️ High-Humidity Storage Applications
| 🛠️ Flexible Mounting Options Overhead-ready with built-in hang points—no kit required. |
| 🌡️ Widest Operating Range Performs in extreme temperature and humidity conditions. |
| 🔄 Auto Restart Recovers and resumes after outages with saved settings intact. |
Order the Quest 155 Dehumidifier today and take full control of your growing environment — with smarter automation and reliable results.
Freestanding
Overhead
P-Trap Requirements
155 Pints/Day
8.5 Pints/kWh
4.0 Liters/kWh
6.9 Amps
750 Watts
9,700
7,100
2,600
90 Pints/Day
5.6 Pints/kWh
2.6 Liters/kWh
5.7 Amps
6.0 Pints/kWh @ 65 F | 60% RH
7.3 Pints/kWh @ 73 F | 50% RH
4046120
Refrigerant Dehumidifier
500
56 F Min–95 F Max
110–120 VAC, 1 Phase, 60 Hz
26.8″ L x 23.6″ W x 20.9″ H
130 lb
Digital onboard controls with low voltage terminal block
MERV 13
18″ x 18″ x 2″
14/3, SJTW (9’) / NEMA 5-15P
R454B
3 lb 0 oz
3/4″ Threaded NPT
5 Year Limited
Quest 155 Dehumidifier User Manual
Quest 155 Dehumidifier Specifications
Manufacturer Warranty: 5 Years
Covers defects in materials and workmanship
Support handled directly through manufacturer or via our team
Q: What’s the power source for this unit?
A: It runs on standard 120V outlets—no special wiring needed.
Q: Is it compatible with overhead installation?
A: Yes, it includes integrated hang points and compact dimensions.
Q: Does it have onboard controls?
A: Yes, it comes with digital controls and external connection options.
Q: What’s the efficiency rating?
A: 8.5 Pints/kWh @ 80°F, 60% RH—one of the highest in its class.
Q: What’s the warranty?
A: The unit includes a full 5-year manufacturer warranty.
We offer free shipping on all orders over $200 shipped to addresses within the continental United States. Orders under $200 will have shipping calculated at checkout. There are no hidden fees or handling charges. The price you see at checkout is the final price you pay.
Orders are typically processed within 1–2 business days (Monday–Friday). If an item is temporarily backordered or delayed, we’ll notify you by email with an updated shipping estimate.
Once your order has shipped, we’ll email you a shipping confirmation that includes tracking information. You can use this to monitor the delivery status of your package in real time.
We partner with trusted suppliers and manufacturers who maintain warehouse locations throughout the United States. Orders are typically shipped from the facility closest to your delivery address to ensure faster transit times and greater efficiency. Some orders may ship in multiple packages depending on item availability and warehouse location.
Most orders arrive within 3–7 business days of shipping, depending on your location and the item’s warehouse origin. Freight items and oversized packages may take additional time.
We use trusted carriers such as FedEx, UPS, USPS, and professional freight delivery services for large or heavy items. Depending on the size of your order, it may arrive in multiple packages or from multiple warehouses.
Please note: We do not offer moving or installation services. For freight shipments or large items, carriers are only responsible for curbside delivery. Drivers are not required to move items inside your home, up stairs, or to specific locations. We strongly recommend having assistance available at the time of delivery for heavy or bulky shipments.
Please ensure your shipping address is correct at the time of checkout. Once an order has shipped, we are unable to change the delivery address or reroute the shipment. If you need to make changes to your order, contact us immediately after placing it.
If your order arrives damaged or appears to be lost in transit, contact us within 48 hours of delivery (or expected delivery). We will work with the carrier to resolve the issue as quickly as possible.
We currently ship only to addresses within the continental United States. We do not ship to Alaska, Hawaii, U.S. territories, or international destinations.
If you have questions about your order, delivery, or shipping process, feel free to reach out to us through our Contact Us page or via email (sales@gardengrowshop.com ). We’re here to help.
Start of Returns section
Easy Returns, No Surprises
At Garden GrowShop, we stand behind the quality of every product we carry. But we also understand that sometimes things just don’t work out — and that’s okay. If you change your mind or the item isn’t quite what you expected, we’ve got you covered.
You have 30 days from the date of delivery to request a return for any reason. To start a return, simply email us at sales@gardengrowshop.com with your order number and we’ll walk you through the process.
Here’s what to expect:
You’ll receive clear return instructions from our team.
Once your item is received and inspected, we’ll issue a refund to your original payment method.
Items must be returned in “like new” condition, with all original packaging and accessories.
Return shipping costs are the responsibility of the customer.
“Like new” means no visible wear, damage, or missing parts. Items showing signs of use or misuse may not qualify for a refund.
If your order arrives damaged or defective, don’t worry — we’ll take care of it.
Here’s what to do:
Note any damage with the delivery driver when signing for the package.
Email photos and a description of the issue to sales@gardengrowshop.com on the same day you receive it.
We’ll cover the cost of return shipping and make sure a replacement is sent out quickly.
Please keep all original packaging in case a return is needed. This helps speed up the process and ensures a smooth resolution.
If you need to cancel your order, please contact us as soon as possible at sales@gardengrowshop.com or by phone.
Cancellations before shipment receive a full refund.
Cancellations after shipment will follow our standard return policy and may be subject to return shipping costs.
Certain products may have brand-specific return restrictions, which will be noted on the product page.
Products purchased for temporary or single-use purposes (e.g. trade shows, promotional events) are not eligible for return.
We’re Here to Help
Our goal is to make returns and exchanges as easy as possible — with no stress and no surprises. If you’re unsure whether your order qualifies or just want to ask a question, don’t hesitate to reach out. We’re here to make sure you feel confident before and after your purchase.
We’re an authorized dealer for every brand we sell—so you’ll always get full manufacturer warranties, premium support, and authentic gear direct from the source.
✅ Fast, tracked shipping on all orders
✅ 100% safe and secure checkout
✅ No restocking fees on returns
✅ Friendly U.S.-based support when you need it
Have questions? We're here to help. Whether you're just getting started or scaling up a full grow, our experts can guide you to the right gear.
