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Free Shipping on most orders over $175 | Sales Tax in NJ only
Free Shipping on most orders over $175 | Sales Tax in NJ only

Climate Control

Climate control sets the foundation for consistent, high-yield grow. Our top-rated picks for premium HVAC units, dehumidifiers, humidifiers, fans, duct systems, and smart environmental controllers are designed to keep temperature, humidity, airflow, and CO₂ at optimal levels.

Discover fully integrated systems like multi-coil commercial dehumidifiers, mini split systems with heating and cooling, and smart controllers that dial in grow room climate via app monitoring. These tools prevent common issues like mold, heat stress, CO₂ imbalance, and inefficient HVAC operation by automating control with sensors and timed ventilation, ensuring consistent harvest-quality conditions from start to finish.

Score limited-time discounts on the brands and products growers trust most.

Close-up shot of the outdoor unit of the MRCOOL DIY Ductless Mini Split Air Conditioner.
MRCOOL DIY Ductless Mini Split Air Conditioner - 5th Gen system showing both the indoor and outdoor units with connection pipes and accessories. Deals on 2+ units
$3,699.00
$3,699.00 - $3,699.00
$3,699.00
$3,329.00
$3,329.00 - $3,329.00
$3,329.00

MRCOOL DIY 24K BTU 1 Zone Ductless Mini Split Air Conditioner - 5th Gen

MRCOOL

DIY install in hours with R-454B refrigerant, smart control, and year-round comfort for rooms up to 1,000 sq ft. The 5th Generation MRCOOL DIY 24K ...

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$3,699.00
$3,699.00 - $3,699.00
$3,699.00
$3,329.00
$3,329.00 - $3,329.00
$3,329.00
Save $370.00 Save $0.00
Close-up shot of the outdoor unit of the MRCOOL DIY Ductless Mini Split Air Conditioner.
MRCOOL DIY Ductless Mini Split Air Conditioner - 5th Gen system showing both the indoor and outdoor units with connection pipes and accessories. Deals on 2+ units
$4,299.00
$4,299.00 - $4,299.00
$4,299.00
$3,769.00
$3,769.00 - $3,769.00
$3,769.00

MRCOOL DIY 36K BTU 1 Zone Ductless Mini Split Air Conditioner - 5th Gen

MRCOOL

Heat and cool up to 1,500 sq ft with smart control, R-454B efficiency, and tool-free DIY install in just a few hours. Upgrade your home's climate c...

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$4,299.00
$4,299.00 - $4,299.00
$4,299.00
$3,769.00
$3,769.00 - $3,769.00
$3,769.00
Save $530.00 Save $0.00
F5 Fans Greenhouse Circulation Fan (12 inches) with protective white wire cage, featuring a clear fan blade visible through the cage, designed for efficient airflow in greenhouse environments.
F5 Fans Greenhouse Circulation Fan (8 inches) with protective white wire cage, featuring a clear fan blade visible through the cage, designed for efficient airflow in greenhouse environments.
$159.95 - $439.95
$159.95 - $439.95
$159.95 - $439.95
$159.95

F5 Fans Greenhouse Circulation Fan

F5 Fans

Optimize airflow and reduce heat stress in your greenhouse with quiet, energy-efficient HAF fan performance. Experience powerful, quiet performance...

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$159.95 - $439.95
$159.95 - $439.95
$159.95 - $439.95
$159.95
Schaefer Versa-Kool Circulation Fan 8in angled view showing the fan blades and motor inside the protective grid.
Schaefer Versa-Kool Circulation Fan 8in front view with the protective cage and fan blades clearly visible.
$232.00 - $498.00
$232.00 - $498.00
$232.00 - $498.00
$232.00

Schaefer Versa-Kool Circulation Fan

Schaefer

Circulate air evenly and quietly with the Schaefer Versa-Kool fan. Built for superior HAF performance in grow spaces. Reduce heat stress and improv...

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$232.00 - $498.00
$232.00 - $498.00
$232.00 - $498.00
$232.00
MRCOOL DIY 3-Zone 18K BTU Mini Split HVAC System with Triple 6K Air Handlers for Precision Climate Control Across Multiple Grow Zones
MrCool 3 Zone Ductless Heat Pump DIY 4th Gen Air Conditioners MrCool
$2,926.00 - $2,926.00
$2,926.00
$2,926.00 - $2,926.00
$2,926.00

MRCOOL 3 Zone 18K BTU (6K+6K+6K) 23.9 SEER2 Ductless Heat Pump DIY 5th Gen

MRCOOL

Compact and efficient comfort for three small zones with DIY setup, smart control, and ultra-high 24 SEER2 rating. The MRCOOL DIY Multi-Zone 27,000...

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$2,926.00 - $2,926.00
$2,926.00
$2,926.00 - $2,926.00
$2,926.00
Diagram of MRCOOL 5 DIY Multi-Zone System with BTU ratings totaling 36K.
MrCool 5 Zone 48K BTU (12K+9K+9K+9K+9K) Ductless Heat Pump DIY 4th Gen Air Conditioners MrCool
$5,135.00 - $5,135.00
$5,135.00
$5,135.00 - $5,135.00
$5,135.00

MRCOOL 5 Zone 36K BTU (6K+6K+6K+9K+12K) 23 SEER2 Ductless Heat Pump DIY 5th Gen

MRCOOL

Control five rooms independently with efficient zoning, quiet comfort, and an easy install that skips costly HVAC labor. The MRCOOL DIY Multi-Zone ...

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$5,135.00 - $5,135.00
$5,135.00
$5,135.00 - $5,135.00
$5,135.00
Diagram of MRCOOL 5 DIY Multi-Zone System with BTU ratings totaling 55K.
MrCool 5 Zone 48K BTU (12K+9K+9K+9K+9K) Ductless Heat Pump DIY 4th Gen Air Conditioners MrCool
$6,875.00 - $6,875.00
$6,875.00
$6,875.00 - $6,875.00
$6,875.00

MRCOOL 5 Zone 55K BTU (6K+6K+9K+12K+18K) 22 SEER2 Ductless Heat Pump DIY 5th Gen

MRCOOL

Control five rooms independently with efficient zoning, quiet comfort, and an easy install that skips costly HVAC labor. The MRCOOL DIY Multi-Zone ...

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$6,875.00 - $6,875.00
$6,875.00
$6,875.00 - $6,875.00
$6,875.00