Top 6 Best 4 Inch Exhaust Fan

Outstanding VentilationThe AirSupply ES4 delivers an airflow of 195 CFM at 5000 RPM with only 18 watts of power. Our brushless DC motor EC motor performs 30 more efficiently with 60 less power consumption than AC motors.. Durable Construction Engineered with an airtight steel case and IP44 waterproof protection in a compact design, the ES4 will stay running in harsh environments, big or small.. Quiet OperationWhisper-quiet operation is possible thanks to the variable speed controller. Adjust from 0-100 fan speed to without any increase in humming or buzzing sounds.. Easy to UseThe duct fan and controller can be mounted with no additional assembly. The permanently-lubricated bearing reduces wear and tear to cut down on maintenance.. Multiple Applications Designed for increased air circulation and moistureodor removal in grow tents, greenhouses, bathrooms, server rooms, AV equipment, or industrial workshops..

DC12V MOTOR The ventilation kit selects the casing fan with two ball bearings, DC 12V rated voltage air flow up to 141CFM. The fan size is 120mm120mm38mm 4.84.81.52LWT.. PWM VARIABLE SPEED The speed is adjusted from 0100 by manual controlling of the dimmer.Equipped with the PWM controller, directly connect with the female socket of fan and select the desired speed level will start it.. QUIET AGING-RESIST The measurement of noise level is carried out in an anechoic chamber with the microphone positioned 1 meter from the air intake. Testing fan shall be hung in clean air . Noise background18dB . The average service life of the fan can be estimated when 90 of the fan can operate normally after aging under the rated voltage,25,65RH dust-free environment.. MULTIPLE-APPLICATION To meet the various applications as need, the kit included two ducting ends to mount in round pipes, such as growing tent, 3D laser experiment, 3D cutting ventilation, 3D spray paint to exhausting bad airs or help cooling. Using directly with the casing fan by two sides of mounting meshes equipped in any small areas or square pipes.. PRACTICAL KIT Package included 1 DC12V Axial Fan 120x38mm,1 3V12V US Plug Power Adapter, 2 Metal Ducting Adapters for 4-inch hose pipe, 2 Black Metal Meshes, 8 Fastened Screws , 1 English Japanese User Manual. The Hose Vary team will response within 24-hour reply and make the product warranty within 612 months..

Powerful Airflow This VIVOSUN powerful blower with a fan speed of 2500 RPM can create an airflow of 195 CFM It works efficiently in ventilating grow tents, transferring heat or cool rooms, circulating fresh air, as well as controlling proper humidity, temperature, and air quality for your grow area. Quiet Operation Fitted with a flow deflector that concentrates the fan stream and cuts turbulent kinetic energy to reduce sound output to just 30 dB, which does not have any harm to your health and will not disturb your work. Safety Protection The motor is ETL listed and features an automatic reset function to prevent overheating or other safety issues The electrical junction box is made from flame-retardant components for fireproofing. Simple Hookup The flanges on both the intake and exhaust ends are simple to assemble with the vent hose by locking tabs A cord of 5.9-feet long for hassle-free setup The housing, even the impeller and blades, are easy to detach for cleaning and maintenance. Wide Applications It can improve airflow to reduce humidity, block odors, and lower temperatures in grow rooms, basements, or kitchens Can be used with a variable speed controller bought separately.

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.

Effective Ventilation Quiet and efficient design with a fan speed of 2600 RPM for an air flow of 230 CFM. Powerful blower to move air to your target location for optimal ventilation. Low noise Equipped with a flow deflector that makes the fan airflow more concentrated and reduces the turbulence energy. Run at only 36.4 dB noise level to ensure the grow operation wont disturb your life. Simple installation Removable intake and exhaust ends with locking tabs for simple and easy hookup. Easy to install, quick to remove and convenient to maintain. The cable length is 5.9 feet and can be easily set. Premium design Lightweight and compact fan takes up minimal space and fits in any grow room. High-quality blades and efficient flow deflector increase airflow while realizing smooth, whisper-quiet operation. Wide applications Suitable for grow tent, greenhouse, basement workshops, bathroom or kitchen. Clean and freshen air. Keep environment humidity and temperature balanced.

Blower Advantages Powerful blower with a fan speed of 2600 RPM for an air flow of 230 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.. Simple Installation Removable intake and exhaust ends with locking tabs for simple and easy hookup. Easy to install, quick to remove and convenient to maintain. The cable length is 5.9 feet and can be easily set.. Aluminum Ducting Material Flexible ventilation ducting made from high-quality flame-retardant aluminum, built-in corrosion-resistant wire helix with fireproof coating to reinforce performance, temperature endurance ranges from 0 185F. -18 85.. Wide Applications Blower and exhaust fan are easy to install and remove. The combo suitable for grow tent, greenhouse, basement workshops, bathroom or kitchen. Keep environment humidity and temperature balanced..

4INCH HOUSEHOLD VENTILATION FAN - You may be aware excess moisture and muddy air lead to poor air quality and life quality. It is necessary to choose a high-efficiency exhaust fan with a backdraft damper for your room. This functioning ceiling wall exhaust fan can promote air circulation, take the muddy air away and maintain proper humidity and a healthy living environment. HIGH-EFFICIENCY PERFORMANCE - The upgraded high-efficiency motor and stable fan frame can reduce the friction coefficient and operation noise, increase the performance of kitchen bathroom fan and savings in the electrical bill effectively. Ultra silent bathroom exhaust fan provides quiet and effective exhaust ventilation at 122 CFM to eliminate humidity, tobacco smoke, and cooking odors to keep your house smelling fresh. SPEEDY EXHAUST BACKFLOW-PROOF SHUTTER- MYGHKO exhaust extractor fan with light and thin backdraft damper sleeve, which can expand the exhaust opening angle for speedy elimination of turbid and moist air. A spring-loaded auto-closing damper valve can prevent smoke, debris, dust, and odors of the public flue from entering rooms. BUILT WITH CARE - Our commitment to making things that last means we source materials carefully. The mainframe consists of a waterproof ABS frame, durable brushed panel, high-efficiency motor, thickened ABS 7-fan blades, and high-standard plugs. Guarantees the stability and durability of every window exhaust fan from MYGHKO. APPLICATION INSTALLATION - Perfectly combine with high performance and modern aesthetic appearance which can be widely used in the attic, bathroom, kitchen, windows, basement, garage, office, living room, or other rooms that needs improved air circulation. MYGHKO values simplicity from product setup to use. With the easy-to-understand instruction, the kitchen exhaust fan with plug can be assembled in simple steps Tips Please remove the check valve needs when ceiling mounted.

Durable The fan has a strong motor which features a permanently lubricated bearing that operates quietly and requires no maintenance. Compact But Efficient This duct fan is compact and lightweight enough to be installed in areas with little available space With a diameter of 4 inches, speed of 2930 RPM and 100 CFM air flow. Low Noise Superior balanced centrifugal impeller for long service life quiet operation A less than 30 dB noise level does not have any harm and will not disturb your work. Wide Applications You can have it in bathrooms, kitchens, workshops, basements, attics and etc, in order to boost airflow in HVAC systems Also, it can be used in grow rooms as intake fans or exhaust fan. Specifications Voltage 110120V, Power 14W Max Operating Temp of Motor is 130 266 Max Ambient Temp is 60 140 Note Please turn the fan off immediately if the blades get stuck by other objects.

Innovative design Composite fan blades and center hub which reduces noise and vibration. Fitted with dual flanges for a hassle-free hookup. 4 inch inline duct fan Air flow 190 CFM speed 2460 RPM wattage 74W voltage110V. Optimizing ventilation by targeting airflow to your plants. Less noise Delivering strong airflow with a disproportionate low sound profile by aerodynamic centrifugal impeller. Whether its indoors or outdoors, this powerful fan runs smoothly. Durable and stable Made of a high-quality, cold-rolled steel. The surface is treated with a plastic sealant to provide a strong resistance to corrosion. Quiet operation by quality components. Applicable Suitable for cooling lighting fixture. Ideal for managing hot and humid conditions in grow tents, bathrooms, kitchens, hydroponics, HVAC applications, commercial grow room. Max ambient temperature 176 80.

High effective Transfer air to your target location in a quick and reasonably quiet way, with a fan speed of 2500 RPM for an air flow of 195 CFM. Low noise design Fitted with a flow deflector that concentrates the fan stream and cuts turbulent kinetic energy to reduce sound output to just 30 dB. Mini construction Lightweight, compact fan takes up minimal space, suitable for applications where larger fans just wont fit. Multifunction Perfect for grow tents, greenhouses, hydroponics, kitchens, bathrooms, basements, locker rooms, garage to reduce humidity, clear the air and lower temperatures in grow rooms. Easy to install Removable duct ends with locking tabs for easy removal and maintenance, 5.9 feet length power cord.

DIY Your HVAC System You can supply fresh air with one or more fans to DIY air circulation systems depending on the size of your space.. Widely Used Grow Tent Fan -- The 4 inch inline fan is widely used in homes,pets, offices, warehouses, restaurants, bars, shops, shopping malls, grow tents, greenhouses and other places where a lot of air is needed.. Large Airflow -- It is designed with high quality sleeve motor, quiet and service life more than 3 years, with rotational speed 2400 rmin, 76 CFM large airflow.. Over-heat Protection The motor comes with low operating temperature and low heat generation, the built-in temperature protection device, the contact point is disconnected when the motor overheats, which acts as a power failure protection. double protection is safer.. Easy to install 39 cable with plug, brown live wire, blue neutral wire, easy to install, please fix the fan to avoid noise due to looseness..