Features:

• Powerful Airflow: The inline fan speed of 2500 RPM can create an airflow of 200 CFM; It works efficiently in transferring heat or cooling rooms, makes grow tents maintain clean and fresh air circulation all the time.
• Efficient and quiet: 4 inch inline duct fan, Power: 28 w, Max Ambient Temp is 110℉ / 45℃. Ampere: 0.45 a. The noise level of 30 decibels is harmless and will not interfere with your work.
• Easy to use: Both the duct fan's air inlet and exhaust ends can be easily assembled with the exhaust hose through the locking piece.The housing, the impeller and blades, are easy to detach for cleaning and maintenance.
• Wide Applications: The inline duct fan is used for grow tents, greenhouses, basement workshops, bathrooms or kitchens to reduce humidity, block odors, and lower temperatures.
• Durable and Lightweight: The 4 inch inline fan's shell is made of UV-resistant and quality plastic for long-term use and convenient movement.