Air Ventilation & Extraction
air ventilation & extraction — pre-owned
Browse 774 air ventilation & extraction — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Vortex Powerfans 8 Inch Inline Duct Fan Strong Airflow Ventilation
Vortex Powerfans 8 inch inline duct fan. Works great, strong airflow. Clean condition. Perfect for grow tents, garage, workshop or ventilation. Standard plug included. See photos for details.

Hyperfan Stealth 6" Silenced Inline Duct Grow Fan, NO Speed Controller. Used
*No original speed controller, lost in a move.* The Hyperfan Stealth 6" Silenced Inline Duct Grow Fan is a powerful and efficient ventilation system designed for indoor use. With a quiet operation, this fan provides effective exhaust ventilation while keeping noise levels minimal. Made of durable aluminum material, this corded fan with a 60 Hz power frequency is suitable for hydroponics setups and can be easily hung from the ceiling. The circular vent style and 6-inch diameter make it ideal for circulating air in small to medium-sized spaces, making it a valuable addition to any home or garden. Unit is used but still works great. *Check my other listings, more equipment available not listed, and msg with any questions.* Thanks for looking

Sentinel Vcg-6 LP HA 2 Burner Propane CO2 Generator with Regulator
The Sentinel Vcg-6 LP HA 2 Burner Propane CO2 Generator with Regulator is a high-quality digital control system that operates on electric power. This CO2 generator, made of durable metal materials in a sleek white color, is designed for indoor use. Perfect for hydroponics enthusiasts looking to enhance their air ventilation and extraction systems, this model from Sentinel ensures efficient and reliable performance. With its dual burner design and regulator included, this CO2 generator is a must-have for maintaining optimal growing conditions in your garden or indoor space.

Titan Controls Ares 2NG Burner Ng Co2 Generator
As is, no cords, but works and is pre owned.

Coppus 20 inch Air-Driven Reaction Fan 11,000 CFM, Model RF-20, Good Condition
It is model RF-20. Rugged, cast aluminum housing and fan blade make these fans ideal for hazardous locations and demanding ventilation projects. Spark-resistant, cast-aluminum housing and fan blade.

Douglas Blaster Pressure Blower 500 cfm
The Douglas Blaster Pressure Blower 500 cfm is a high-quality centrifugal blower designed for HVAC and refrigeration systems.

HAN'KITCHEN'LON'S Lon S Bathroom Exhaust Fan, 200-230 CFM, 1.5 Sones, Stainless
This bathroom ceiling mount ventilation fan by HAN Kitchen Lon S is engineered to provide efficient and quiet ventilation for humid bathrooms or continuous air circulation needs. This energy-saving ventilation solution enhances bathroom comfort while promoting healthier air circulation.
You save $115.99

C.A.P. AIR-3DN Day/Night Temperature & C02 Controller - Horticulture Hydro READ
This unit is being sold AS-IS for parts/repair. It has not been tested in any way and does not have power wired to it. It has wear from age, storage, and use. Please view photos closely before purchasing to fully judge this item.

AC Infinity Cloudline Pro T6 6” Inline Duct Fan Kit Controller AI-CLT6 HVAC
💨 AC Infinity Cloudline Pro T6. 📏 6” inline duct fan system.

Can-Fan Max Fan 12" Model EL 012 E2 01 - 115V, 60Hz, 490W, 6.3A

HyperFan 8" MixFlow Inline Duct Fan 75W Grow Ventilation with Controller
Powers on and is in working condition.
You save $24.00

AC Infinity AC-DCFC Carbon Duct Filter 6" Hydroponics Grow Room Lot of 2 - RK034
6" Hydroponics Grow Room. AC Infinity AC-DCFC Carbon Duct Filter. as displayed in the photos.

TERRA UNIVERSAL 6601-22-H-220-CE | Whisper Flow airflow of 640+ CFM
> View phone number.

Edycarx CO2 Controller & Monitor – Used, Works Perfectly
A great tool for any serious indoor grower looking to dial in their CO2 levels. Dual CO2 sensors (Type 1 & Type 2).

TrolMaster Hydro-X HCS-1 Controller + ECS-1 Cable Set Tested Working + Manual
The TrolMaster Hydro-X HCS-1 Controller + ECS-1 Cable Set is a reliable and efficient hydroponics control system. Made of durable plastic, this controller allows for easy management of air ventilation and extraction in your garden or outdoor space. With the added bonus of a working manual, this set ensures that you have everything you need to keep your hydroponic system running smoothly.

Can Fan Max Fan 14” 1700 CFM Used
The Can-Fan Max Fan is a 14-inch circular electric fan with a high velocity output of 1700 CFM, making it ideal for ventilation and exhaust systems. Constructed of metal with a silver metallic finish, this fan from the trusted brand CAN is designed for outdoor use in yards, gardens, and living spaces. The fan operates on 120 volts and boasts a sleek round shape with a 14-inch diameter, providing efficient and powerful airflow for a variety of applications.

10 inch Can-Fan Max-Fan In-Line Duct/exhaust fan for grow tent or indoor growing
The Can Fan Max-Fan 10" Exhaust Fan is a high-quality fan that is perfect for improving ventilation in your indoor growing space. Can Fan Max-Fan 10" Exhaust Fan is a powerful and efficient fan suitable for indoor use, particularly in grow tents or for indoor growing.

Hurricane Supreme 12" 90 Degree Oscillating 3 Speed Wall Mounted Fan,White(Used)
Classic wall fan features 90-degree oscillating design with a powerful, 3-speed cooling breeze ideal for compact, indoor use. Adjustable tilt for up and down fan direction allows you to easily change the fan’s position to allow for direct or indirect airflow.
You save $16.97

Titan Controls Zephyr 1 Day & Night Thermostat Temp Controller Cool Heat Indoor
For sale is a Titan Controls, Model # 702630, Zephyr 1, Day & Night Thermostat Temperature Controller. Controls Cooling or Heating. Great for Indoor grow rooms. 120v, 15 Amps, 6ft temperature probe. It is pre-owned and lightly used. May have marks or minor scratches. Tested and works. Please see all photos and ask any questions before bidding. No returns or refunds. Thanks for looking.

Can-Fan Max-Fan Pro Series 8" 863 CFM, Used
If it is not pictured, it is not included.

GDF150 6 Inch 410 CFM Centrifugal Inline Duct Ventilation Fan
This is a lightly used centrifugal exhaust fan. I had 24 of them that running 24/7 for a couple of months and they have been sitting idle for some timed now. I cannot guarantee they will work after they leave my care, but I can guarantee that when I got them down and cleaned them up, they ran fine. They are all single speed fans that are set up to either run at full speed, or not at all. No speed controller is included.

USED Ventech VT IF4 190 CFM 4 inch Inline Exhaust Blower Fan
Tested working.

USED Ventech VT IF4 190 CFM 4 inch Inline Exhaust Blower Fan
Tested working.

iDEALair 8" Inline Duct Fan 745 CFM w/ Speed Controller 110V Tested Working
iDEALair 8" Inline Duct Fan with Speed Controller. • Airflow: 745 CFM • Voltage: 110–120V • Includes variable speed controller • Fully functional – tested and working • Good used condition Fan runs strong and quiet. Great for ventilation, grow tents, workshops, or HVAC setups. Condition: Used item with normal signs of use (light dust/scratches). Please see photos for details. What’s included: • Inline fan • Speed controller with power cord Shipping: Ships fast and securely packaged. Sold as-is. Feel free to message with any questions.

Inkbird ICC-500T CO2 Meter Carbon Dioxide Controller & CO2 S01 Sensor
Like new, works great

6” in-line hurricane duct fan 736575 Tested And Working
6” in-line hurricane duct fan 736575 Tested And Working. Condition is Used. Shipped with FedEx Ground Economy.
You save $6.88

Autopilot APE4200 Eclipse F90 Master Environmental Controller W/ Co2 Sensor.
Great condition Tested and works Comes with what’s in the pictures Free shipping

Autopilot APCEM2 Hydroponic Gardening CO2 RH Temperature Monitor and Data Logger
Autopilot APCEM2 Hydroponic Gardening CO2 RH Temperature Monitor and Data Logger e1

Vortex S-line S-600 6" Inline Fan 340 CFM Quiet Energy Saving Ceiling Wall Mount
Vortex S-line S-600 6" Inline Fan 340 CFM Quiet Energy Saving Ceiling Wall Mount

Autopilot APE4100 Eclipse F60 Digital Environmental Controller White

Vortex Powerfan 6" Inline Duct Fan (136-497 CFM) VTX600 With Mounting Bracket
The Vortex Powerfan 6" Inline Duct Fan VTX600 is a high-quality ventilation system designed for air supply in various applications. With a centrifugal blade orientation and a circular vent style, this fan efficiently moves air with a powerful 136-497 CFM capacity. The fan operates on a corded power source at 120V, making it reliable for use in both indoor and outdoor settings. The gray color and compact 6-inch diameter make it easy to install and blend seamlessly into any environment. Perfect for hydroponics systems or outdoor living spaces, this Vortex fan is a versatile solution for improving ventilation.
You save $7.45

GROWERS Titan controls Saturn 4 digital environmental controller
The GROWERS Titan Controls Saturn 4 digital environmental controller is a high-tech tool designed for precision control of environmental factors in hydroponics setups. With its digital control style, this product allows users to easily adjust and monitor temperature, humidity, and other important variables to create the ideal growing conditions for their plants. The Titan Controls brand is known for producing reliable and durable equipment, making this digital environmental controller a valuable asset for any indoor garden or greenhouse.

CLOUDLINE T10 Inline Booster Duct Fan 10” Cooling Vent Exhaust Grow Tent AICLT10
CLOUDLINE T10 Inline Booster Duct Fan 10” Cooling Vent Exhaust Grow Tent AICLT10 AC infinity 10” inline fan, used, but works great. Moves a ton of air.

AC Infinity CLOUDLINE Series AI-CLT4 Quiet 4” Inline Duct Fan - bin30
The AC Infinity CLOUDLINE Series AI-CLT4 Quiet 4” Inline Duct Fan is a high-quality, efficient fan designed for indoor ventilation systems. With a timerless control style, this fan operates on a 60 Hz power frequency and comes with 10 or more speeds for customizable airflow. The fan features a circular vent style, a 4-inch diameter, and is made of durable plastic material. It is suitable for mounting in attics, walls, and ceilings, and is compatible with smart home systems for convenient control. Its sleek black design and digital control style make it a stylish and functional addition to any home or garden setting.

Flyingfox TFS03 Bathroom Exhaust Fan Heater Combo, 2300 Watt Heater, 150 CFM
Flyingfox TFS03 Bathroom Exhaust Fan Heater Combo, 2300 Watt Heater, 150 CFM Ventilation, LED Light, Quiet 1.5 Sones, White. Flyingfox, TFS03. The Flyingfox Bathroom Exhaust Fan Heater Combo is a versatile solution designed to improve air quality and provide efficient heating in your bathroom.
You save $50.99

USED Soler & Palau TD-150 6" Inline Mixed Flow Duct Fan
Tested working.

USED Ventech VT IF6 440 CFM 6 inch Inline Exhaust Blower Fan
Tested working.

Solatel Plant Pro Control System HGC-004 PLANT PRO ENVIRONMENTAL CONTROLLER
Solatel Plant Pro Control System (HGC-004) Plant Pro environmental Controller Item in working condition Please see pictures
You save $104.70

IPOWER POWER 4INCH INLINE FAN AIR CARBON FILTER DUCTING SET - BLACK
• AIR CARBON FILTER DUCTING SET. • COLOR: BLACK.

Green Air Products Atmospheric Controller (Cooling & Dehumidify) Model CT-DH-3P
All four outlets produce power