Indoor Greenhouse (Martha Tent) Heater and Humidity Control Unit

Indoor Greenhouse (Martha Tent) Heater & Humidity Control Unit – by MycoLabs

Boost Heat and Humidity in Your Grow Tent with Precision

MycoLabs’ Indoor Adjustable Greenhouse Heater is the perfect solution to raise both heat and humidity inside any indoor grow space or Martha-style fruiting tent. This custom-built unit combines convection and infrared heat to warm the entire greenhouse evenly—no hot spots, no dry zones, and no guesswork.

Our Martha Grow Tent heater and humidifier is Ideal for cold rooms, basements, or winter growing setups, this system delivers reliable climate control even in challenging environments.

What's Included:

•     Adjustable 200W Infrared Heating Element (No light emission)
•     5W Adjustable Fan – Promotes even convection heat circulation
•     Top Water Tray with Lava Rocks – For boosted humidity up to 75%+
•     Custom Waterproof MDF Housing – Built to withstand high-moisture grow spaces
•     Simple Plug-and-Play Setup

How It Works:

1.     Place the unit on the bottom rack of your greenhouse.
2.     Add water to the top tray, covering the included lava rocks.
3.     Plug it in and adjust the dimmer to reach your desired temperature.
4.     The lava rocks aid in evaporating water, significantly increasing humidity throughout your tent.

For more accurate control, pair it with a temperature controller (sold separately) and dial in the exact environment your mushrooms need.

Troubleshooting Setup Tip:

To test the socket:

•     Screw in a standard bulb and turn the dial all the way up.
•     If the bulb doesn't light, make sure the switch is ON (press the right side) and try pulling the lamp cord.
•     Once verified, replace the bulb with the included heat lamp element, and you're ready to go!

Grow smarter, not harder. Let MycoLabs handle the climate so you can focus on your fungi.