Top 10 Best Inline Duct Fan 4 Inch

A duct fan designed to boost airflow in HVAC systems and ventilate home spaces like attics and workshops.. Features a variable fan speed controller, enabling you to optimize airflow and noise level for any application.. Unibody die-cast construction with no welded seams reduces vibration while ensuring smoother airflow.. AC brushless motor with steel blades and lubricated bearings not suitable in restricted airflow applications.. Duct size 4 Dimensions 7.28 x 3.95 x 3.95 in. Airflow 106 CFM Noise 28 dBA Bearings Dual Ball.

HOUSEHOLD APPLICATIONS Help to boost airflow in HVAC units to remove exhausts from bathrooms workshops and ventilate basements attics, etc.. UPGRADED ADVANTAGES Superior balanced Plastic blades for long service life quiet operation Motor features a permanently lubricated bearing that operates quietly and requires no maintenance Portable and lightweight Sufficient 5.5' grounded power cord. SPECS. Diameter 4 inch, Speed 2930 RPM, Air Flow 100 CFM, Voltage 110120V, Power 12W. GROW ROOM APPLICATIONS Used as intake fan to bring fresh air into grow rooms Also used as exhaust fan in smaller setups with LEDs or Lights under 400W.. NOTE Max Operating Temp of Motor is 130 266 Max Ambient Temp is 60 140. If any other materialsparticles get into the duct fan and get the blade stuck, users are to turn off the power immediately, clean it up, turn the power back on when handled properly..

Designed to ventilate grow tents, transfer heatingcooling to rooms, circulate air, exhaust odors, and cool AV racks.. Features an 8-speed manual controller utilizing PWM. See T-Series for temperature and humidity controls.. Mixed flow design combined with an EC-powered motor for a truly quiet and energy efficient performance.. Kit also includes corded AC power adapter, installation manual, and all necessary mounting hardware.. Duct Size 4 Dimensions 6.9 x 11.9 x 7.4 in. Airflow 205 CFM Noise 28 dBA Bearings Dual Ball.

Effective Ventilation Powerful blower with a fan speed of 2500 RPM for an air flow of 195 CFM. Moves air through your target location efficiently for optimal ventilation. Efficient Design Lightweight, compact fan takes up minimal space ideal for applications where larger fans just wont fit. Efficient flow deflector feature increases air flow while cutting noise output. Low Noise Level Fitted with a flow deflector that concentrates the fan stream and cuts turbulent kinetic energy to reduce sound output to just 30 dB. Easy Installation Flanges on both the intake and exhaust ends for simple and easy hookup and a cord length of 5.9 feet for hassle free setup. Versatile Applications Use anywhere that would benefit from improved air flow to reduce humidity, clear the air and lower temperatures in grow rooms, basements or kitchens Can be used with a variable speed controller bought separately..

Designed to ventilate hydroponic grow rooms, transfer heatingcooling, cool AV closets, and exhaust odors.. Intelligent controller with temperature and humidity programming, fan speed control, timer, and alarm system.. Mixed flow design combined with a PWM-controlled DC or EC-motor for a truly quiet and energy efficient performance.. Kit also includes corded sensor probe, AC power plug, two duct clamps, and required mounting hardware.. Duct Size 4 Dimensions 6.9 x 11.9 x 7.4 in. Airflow 205 CFM Noise 28 dBA Bearings Dual Ball.

EFFECTIVE VENTILATION Powerful blower with a fan speed of 2300 RPM for an air flow of 190 CFM. Moves air through your target location efficiently for optimal ventilation. LOW NOISE LEVEL Durable plastic fan housing and blades for extremely low noise31 dB Variable speed controller for easy fan speed adjustment.. EASY INSTALLATION Removable duct ends with locking tabs for quick removal and easy maintenance and a cord length of 5.9 feet for hassle free setup.. VERSATILE APPLICATIONS Suitable for industrial, household and horticulture ventilation applications for air clean and temperature control.. NOTE Comes with an installation bracket indicating the direction of the airflow. Max Ambient Temp is 104 40.

Powerful Air Flow Fan Heavy hitting blower with a fan speed of 2300 RPM for an air flow of 190 CFM, Puts out only 31 dB noise level. Moves air through your target location efficiently for optimal ventilation. Superior Carbon Filter 1050 RC 48 Australian Virgin Charcoal Bed. Dimensions 4 x 14. Effective Smelliness Control The carbon filter eliminates some of the most undesirable smelliness, pungent smell and particulates from indoor grow tent, hydroponics grow room. Free Pre-filter Included We recommend replace the pre-filter every 6 months or after completion of each grow cycle. Versatile Applications Kitchens, Bathrooms, Grow Rooms, Grow Tents, etc..

EFFICIENT FAN - Combines the features and benefits of axial and centrifugal fan, effectively circulates air for room ventilation and purification Please be aware that the value of air flow is the maximum tested at ZERO atmospheric pressure. EASY ASSEMBLY - Features with lightweight, durable and UV resistant plastic housing guarantees long-term use Simply remove the duct ends with locking tabs for quick installation and easy maintanance Universal mounting bracket for direction of airflow indicating. SPEED CONTROLLABLE - A variable speed controller designed in the 5.4 feet power cord, its three speed switch enables fan to run at low, medium and high speed, you can adjust it to desired airflow level according to your requirement. QUIET OPERATION - The durable fan blades revolves smoothly and powerfully, which helps collect airflow volume and cut noise output A less than 31 dB noise level does not have any harm and will not disturb your work. MULTI APPLICATIONS - Help you maintain a healthy grow room by quietly and efficiently moving large volumes of air throughout your ventilation system Ideal solution for multi-purpose use in residential and commercial ventilation.

QUIET POWERFULMixed flow design combined with a EC motor that powers high-quality impellers makes this fan truly energy efficient than a traditional line fan. With only 25 watts of power but gives a strong airflow up to 205 CFM, very low noise level, only produces 28 DB, this 4 exhaust fan is silent. Lightweight ABS blades reduce the airflow resistance, add airflow by 40.. BUILT TO LASTMade of premium ABS plastic housing for superior durability, IP42 rated, making it highly resistant to dust and liquids, and performs well even in harsh environments. The exhaust fan is ETLFCC listed.. ADJUSTABLE SPEEDThe fan speed controller allows you to set your fan speed freely and it is essential for optimal growth of your plant.. WIDE APPLICATIONSL Designed for air circulation boosting of cooling and heating systems and air-circulation in The 4 Inch Inline duct fan is a great option for grow tents, closet, storage rooms, kitchens, bathrooms, basements and more.. WORRY FREE SHOPPINGSpider Farmer promises to provide excellent customer service support before and after buying. If you have any questions, please feel free to contact us via email..

120 VAC. 100 Watts. 200 CFM. 4 Inlet and Outlet. Includes mounting bracket and cord.