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2025 New Spider Farmer® 32-Pint Dehumidifier– Smart Control with RJ12 Cable & Drain Hose

€209,99 EUR €279,99 EUR

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Payment Guide

We accept credit/debit cards, bank transfers, and bitcoin for payment


When you pay with a credit or debit card, you can place your order directly online.

If you want to pay via bank transfer or bitcoin, please email us at info@fastgrowstore.eu, and we will send you an invoice with our Bitcoin wallet address or bank account information for payment and offer you extra discount.

Below is a list of our bank details:

Account name: Fast Grow Store Daily Necessities Company
IBAN: DE73202208000030075064
Bank name: Banking Circle S.A. –German Branch
Swift/BIC code: SXPYDEHH
Type of account: Business Account
Warranty & Return

We pride ourselves in offering the highest quality products from the best manufacturers on the market. If there is ever a problem with your products please reach out to info@fastgrowstore.eu with the following information:

  1. Your Order Number
  2. Your Shipping Address
  3. A Brief Description of the Issue
  4. Photos may also be needed – see manufacturer warranty details below.
Click the following "brand name" to check brand specific Warranty & Return details:
Shipping Cost & Power Cord

Order Shipment:

We can ship to  all European Union countries, Norway and Switzerland with standard 220V EU plug. 

A small amount of shipping fee around €10 per item will be charged when we ship to these countries:

Germany, Spain, Netherland, Portugal, Poland, Estonia, Ireland, Sweden, Lithuania, Finland, Slovenia, Slovakia, Belgium , France, Greece, Italy, Czech Republic.

Shipping to Norway,Switzerland and Malta will incur higher shipping costs. You can view the final shipping fee at checkout after entering your delivery address.

Most products ship within 1 to 2 business days from the date of your order. We will send you tracking information as soon as it is available. If 5 days has gone by and you do not have tracking information yet, please reach out to us.

Cancel Order:
You have the option to cancel your order before it is shipped.

If you cancel an order after it has been shipped, you will be charged the shipping cost. Depending on the return policy of the supplier, a restocking fee may be charged.

If you pay with a credit or debit card or Bitcoin and cancel your order for own reasons, we will charge you 3% in handling fees. If you make the payment by bank transfer, you will be charged a handling fee of €10We can accommodate most requests, but due to the different time zones and schedules that our warehouses ship from, sometimes the cancellation request may not reach the warehouse in time before the product ships. Once the item has been arranged to ship or has shipped, the package will be treated like a 'return' and is subject to ship-back fees and restocking fees.

Partial Shipment Policy

If your order contains multiple items and some are out of stock, we will ship the available products first. Once the new stock arrives, we will promptly ship the remaining items.

Customers can cancel the out-of-stock items before shipment, and a full refund will be issued for those items. However, if you wish to cancel items that have already been shipped, the products must be returned to the sender. A refund will only be processed once the return is received and confirmed. In such cases, the customer will be responsible for the return shipping costs and a restocking fee, which will be based on the official brand supplier pricing.

If you have any questions or would like to check the availability of an item, you may email us here or send email to info@fastgrowstore.eu, we will reply within 24 business hours.

Thank you for shopping with us.

Best Price & Money Security Guaranty

We have the best prices on the internet. If you find another online store with a lower price than us within 7 days of your purchase date, please notify us and we will refund the difference.

You may shop with confidence at our store. If you want to validate our authenticity, please email our representative from the official brands.
Mars Hydro:bruce@mars-hydro.com
Spider Farmer: judy@spider-farmer.com
G-tools:sales@g-tools.nl
Migro:info@migrolight.com
Fluence:service@luxlight.de

Why Choose Our Compressor Dehumidifier Over Cheaper Options?

You may find dehumidifiers on the market priced at just a few dozen dollars, but most of those use semiconductor technology. Semiconductor dehumidifiers work by cooling air with a thermoelectric effect, but they are far less effective, especially in colder weather. Our dehumidifier uses a high-quality compressor, which comes at a higher cost but delivers far superior performance.

Why a Compressor Dehumidifier?

Semiconductor dehumidifiers simply can’t get the job done—especially in winter, as they struggle to operate efficiently in low temperatures. In contrast, compressor dehumidifiers are widely used in commercial settings for their effectiveness. In fact, our unit removes moisture up to 39 times faster than semiconductor models. That means faster results and lower energy consumption, saving you both time and money on electricity bills.

How Does It Work?

Our dehumidifier pulls in humid air, removes the moisture, and then releases the dry air back into your tent or space. The collected moisture can either be stored in the built-in water tank or drained continuously using the included hose. According to our tests, it may increase the temperature inside your tent by 1-2°C (around 2-4°F), a small trade-off for such efficient moisture removal.

User-Centered Design for Tents

We understand our users’ needs, which is why this dehumidifier is specifically designed for tent environments. The dry air outlet pipe is tailored to fit seamlessly with tents, ensuring optimal airflow. It’s perfect for 2×2 ft (60×60 cm), 2×4 ft (60×120 cm), 2.3×4.6 ft (70×140 cm), 3×3 ft (90×90 cm), 4×4 ft (120×120 cm), and 5×5 ft (150×150 cm) tents. Whether you’re using a small or large tent, our dehumidifier adapts effortlessly to create the ideal environment.

User-Friendly Features

For added convenience, our dehumidifier includes a power outage memory function. If the power goes out, it automatically remembers its previous settings, making for an easy restart. You can easily connect it to your own timer for added convenience.

What does a dehumidifier do?

When the air humidity exceeds the ideal range, a dehumidifier removes moisture from the air, reducing the humidity and ensuring your plants remain in an optimal environment. Excessive humidity can lead to bud rot and other molds, and can also slow plant growth.

What size dehumidifier do I need for my grow room?

This depends on how much water you use. Suppose you are growing 6 plants in a 4x4 grow tent, watering them every 2 days with 1 gallon (8 pints) per plant each time. You can calculate the dehumidifier size as follows:

Step 1: Calculate the total water used each time

  • 6 plants * 1 gallon/plant = 6 gallons

Step 2: Convert gallons to pints

  • 6 gallons * 8 pints/gallon = 48 pints

Step 3: Calculate the average daily dehumidification

  • 48 pints / 2 days = 24 pints/day

Step 4: Consider low temperature and low humidity areas (reduce by 15%)

  • Basic requirement: 24 pints/day
  • Adjusted requirement: 24 pints * 0.85 (estimate 15% reduction for low temperature and low humidity)
  • Adjusted requirement calculation: 24 * 0.85 = 20.4 pints/day

Step 5: Consider high temperature and high humidity areas (increase by 15%)

  • Basic requirement: 24 pints/day
  • Adjusted requirement: 24 pints * 1.15 (estimate 15% increase for high temperature and high humidity)
  • Adjusted requirement calculation: 24 * 1.15 = 27.6 pints/day

Why recommend a compressor dehumidifier over a semiconductor dehumidifier?

Compressor dehumidifiers are much more effective than semiconductor dehumidifiers, with a dehumidifying capacity 39 times greater. You may have previously purchased a semiconductor dehumidifier only to find it almost ineffective. This is why we recommend compressor dehumidifiers: they quickly process large volumes of air, provide better dehumidification, and are highly efficient.

What should the humidity be in a grow room?

While the key to successful growing is VPD (Vapor Pressure Deficit), generally, seedlings and clones require high humidity of 70-75%. As plants grow, gradually reduce humidity to 50-70%. During flowering, further reduce humidity to 40-50% and maintain this range until harvest.

All indoor growing systems benefit from a dehumidifier, but it is especially important for hydroponic systems. Proper ventilation also helps control humidity, so make sure to install fans or blowers.

Other factors to consider

If your room is sealed and equipped with an air conditioner, the air conditioner will remove some moisture. Check how many pints of moisture your air conditioner removes daily and subtract this amount from your daily dehumidification needs.

Customer Reviews

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A
Ari

Does exactly what it promotes! its perfect