Atmospheric Control

Ona Gel - Polar Crystal Scent ONA (Odor Neutralizing Agent) products are designed using scientific principles of molecular bonding. Two odors can o...

The ONA Block is ideal for small areas such as closets, foyers, attics, cars, gym bags, boats, kitchens, garbage cans, cupboards or vents. Simply r...

The ONA Block is ideal for small areas such as closets, foyers, attics, cars, gym bags, boats, kitchens, garbage cans, cupboards or vents. Simply r...

Apple Crumble is the latest scent in the ONA Block line. The ONA Block is ideal for small areas such as closets, foyers, attics, cars, gym bags, bo...

ONA PRO is new and exciting! This odor neutralizer was developed for professionals and is now available for you. The first product in this series ...

The ONA Mist Dispenser has been redesigned and now features added controls - set it for night, day, or 24 hours. The dispenser also has three progr...

The ONA Breeze is redesigned and uses a 35?CFM fan, the smallest fan unit which sits on an ONA gel container. It is lighter than the previous model...

The ONA Cyclone is a cost effective high quality Ona Gel Distribution System. This portable fan runs very quietly while effectively destroying odor...

The latest in environmentally friendly odor control - the ONA Carbon-Air combines the best of both worlds - carbon filtering with powerful odor neu...

Replacement bulb for C.A.P. OZN-1 Ozone Generator (item code CAOZN1)

The C.A.P. OZN-1 Ozone Generator attacks and neutralizes odors caused by smoke, mold, mildew, pets, cooking, and damp basements by generating ozone...

The Uvonair 3000 Standard attacks and neutralizes odors at the source. Uvonair eliminates odors caused by tobacco smoke, molds and mildew. It even...

The Uvonair 1000 Junior attacks and neutralizes odors at the source. Uvonair eliminates odors caused by tobacco smoke, molds and mildew. It even t...

The Uvonair attacks and neutralizes odors at the source. Uvonair eliminates odors caused by tobacco smoke, molds and mildew. It even tackles the un...

The Uvonair attacks and neutralizes odors at the source. Uvonair eliminates odors caused by tobacco smoke, molds and mildew. It even tackles the un...

The Uvonair attacks and neutralizes odors at the source. Uvonair eliminates odors caused by tobacco smoke, molds and mildew. It even tackles the u...

Active Air dehumidifiers are designed to provide optimal humidity control in your growing environment.  The Active Air AADHC1002P dehumidifier is c...

Active Air dehumidifiers are designed to provide optimal humidity control in your growing environment.  The Active Air AADHC1802P dehumidifier is ...

AAHC200PIf you live somewhere with cold, dry air, you know that parched skin and a raspy throat usually come with the territory. In very low humidi...

AAHC75PIf you live somewhere with cold, dry air, you know that parched skin and a raspy throat usually come with the territory. In very low humidit...

Keep your cool as summer heats up with the Active Air Portable Air Conditioner, available exclusively from Hydrofarm. This air conditioner’s portab...

This easy-to-mount unit has 3 speed settings and oscillates 90 degrees to give you ultimate control of air flow in your area. It has two pull chain...

The Active Air ACF18 18" Wall Mount Oscillating Fan is equipped with 3 speed settings, widespread 90-degree oscillation action, and an adjustable v...

Commercial-grade quality and industrial-strength steel combine to provide superior air circulation and durability to handle the toughest environme...

Our Active Air Floor Fans are durable, high-performance circulation floor fans that feature a redesigned motor engineered for continuous use. Each ...

The Active Air Heavy Duty 16" Pedestal Fan provides superior air circulation with excellent durability. Each unit has been manufactured to ensure s...

The Active Air Heavy Duty 18" Pedestal Fan provides superior air circulation with excellent durability. Each unit has been manufactured to ensure s...

Space-saving design is ideal for your greenhouse, kitchen, office, nursery, and more—any area where space is limited and air circulation is desired...

Active Air 6 inch Clip Fan, 5W 5W brushless motor for longer life Energy efficient, low voltage Ultra quiet operation Great for small gardens Clip...

Active Air 8" Clip Fan, 7.5W 7.5W brushless motor for longer life Energy efficient, low voltage Ultra quiet operation Great for small gardens Clip...

Hydrofarm's Fan Speed Controller was designed especially for centrifugal fans. This means it will help prevent damage to fan motors, ensuring longe...

Active Air Inline Booster Fans are available in 6", 8", and 10" models. Active Air fans are quiet running, made with UL-recognized components, and ...

Features Available in 4", 6", 8", 10", and 12" Stainless steel and rust resistant Worm drive adjustable w/screwdriver for a super-secure fit Two p...

This Active Air Double Flange Kit is available in both 4" and 6". This kit allows you to duct to a grow tent from a window or air conditioning unit...

Jetfan 30" High Velocity Drum Fan Prepare to be blown away by the new JETFAN Adjustable Tilt Drum Fan! These powerful 3-speed fans feature a durabl...

Prepare to be blown away by the new Jetfans! These powerful mixed-flow digital fans are 32-bit microprocessor-controlled and offer outstanding perf...