iPower 4 Inch 90 CFM Inline Booster Fan Exhaust Duct Blower with Speed Controller Low Noise for HVAC in Grow Tent, Basements, Bathrooms and Kitchens, 2 Pack
- Variable speed controller: Enable you to adjust the speed and airflow of the fan. Note: Please turn the fan off immediately if the blades get stuck by other objects and turn on after clean..
- Efficient and high safety: Feature a diameter of 4 inches, speed of 3200 RPM and 90 CFM air flow. With insulating coating, high safety factor. Portable, lightweight and easy to install..
- Durable: Superior balanced centrifugal impeller for long service life. The motor features a permanently lubricated bearing that operates quietly and requires no maintenance. Note: Not enclosed motor, not used in high humidity environments..
- Wide application: Used as intake fan to bring fresh air into grow rooms, help to boost airflow in HVAC units to remove exhausts and odors from workshops and ventilate basements & attics, etc..
- Power Cord: 4.9FT. Max operating temp of motor is 130℃ / 266℉.