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Total Humidity Control.
Any Room, Any Season.

Compressor-powered dehumidification engineered for grow tents and grow rooms — precise, quiet, and built to run non-stop through every stage of the cycle.

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Precision Climate Control. Built to Run Nonstop.

Every Spider Farmer dehumidifier is engineered around one goal — a stable target humidity, without babysitting the grow room.

See It In Action.

See how Spider Farmer makes humidity control simple, precise, and effortless.

Smart Control

Control humidity from anywhere.

Adjust your target humidity, set schedules, and manage your dehumidifier remotely from the Spider Farmer app.

Moisture In, Dry Air Out

Pulls in humid air, sends dry air out.

Draws in humid air, removes excess moisture, and returns dry air to your grow space for more consistent humidity control.

Set Your Ideal RH

Choose your target, let it do the rest.

Set your target humidity directly from the control panel for precise, hands-on humidity management.

Quick Drain Connection

Connect it once, drain continuously.

Connect the drain hose for continuous water removal and hassle-free operation without frequent tank emptying.

One Unit. Total Coverage.

Sized for tents up to 5×5 ft and up to 6 plants — dial in humidity from clone to harvest.

2026 New Spider Farmer® 32 Pint Dehumidifier — Smart APP Control with RJ12 Cable & Drain Hose

Remove moisture up to 39× faster than semiconductor models with Spider Farmer's compressor dehumidifier. Connects to the GGS Power Strip AC5/AC10 and GGS Controller via RJ12 cable for remote control through Bluetooth or the Spider Farmer app, with continuous drainage and power-outage memory built in.

Up to 5×5 ft tents / 6 plants
32 Pint/Day capacity
RJ12 & app control
0.5-gal tank + drain hose
30–80% RH range
39× energy efficient

One App. Every Climate Device.

Your dehumidifier runs on the same Spider Farmer App as your grow light, controller, and sensors — set your target humidity, track your climate, and automate the whole room from one screen.

See the App Connection →
SF App
You're Here Dehumidifier
GGS Controller
SensorPro
Smart Combo Kits

Complete Your Climate System.

A dehumidifier works best as part of a full climate loop — pair it with humidity, airflow, and automation to keep every stage of the grow dialed in.

Spider Farmer Cool Mist Humidifier

Humidifiers

Raise RH during early veg and clone stages when the dehumidifier isn't the bottleneck.

Explore Humidifiers →
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You're Viewing Spider Farmer Dehumidifier

Dehumidifier

Compressor-driven moisture removal for tents and rooms up to 5×5 ft.

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Spider Farmer Ventilation System with GGS Controller

Ventilation Systems

Inline fans and ducting move moist air out so your dehumidifier isn't working against a sealed room.

Explore Ventilation →
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Spider Farmer GGS Controller

GGS Controllers

Coordinate your dehumidifier, fans, and lights on one automated schedule via the GGS controller.

Explore Controllers →

Size It Right. Every Time.

Enter your tent size and grow conditions below to get a daily moisture load estimate and a matching dehumidifier recommendation.

Daily Moisture Load
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*This calculator estimates daily moisture load based on plant transpiration, grow space size, humidity, temperature, ventilation, and plant stage.

*Results are shown in GPD, LPD, and Pint/day equivalent for equipment sizing reference.

*Environmental conditions dynamically influence moisture load. Higher humidity, temperature, flowering stage, and stronger ventilation increase dehumidification demand.

*This tool provides estimation for grow room planning and equipment selection only.

Still have questions?

Answers to the most common questions about sizing, running, and troubleshooting your Spider Farmer dehumidifier. Click a question to expand and view the details.
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