- 【PROGRAMMABLE INLINE FAN】Mixed flow design combined with a EC motor ensure truly energy efficient, with only 40 watts of power but gives a strong airflow up to 205 CFM, very low noise level, only produces 28DB, this 4” exhaust fan is silent. Lightweight ABS blades reduce the airflow resistance, add airflow by 40%. The smart controller has multiple modes for operation, 10 speeds, easy to program and controls the humidity and temperature automatically.
- 【HIGH PERFORMANCE CARBON FILTER】Constructed of heavy duty metal filter housing and stainless steel flanges for longevity; use RC412 activated carbon for supreme air control and purification, carbon layer with a thickness of 38mm for greater absorption; comes with a pre-filter which helpful to captures large particles and prolongs the life of the filter.
- 【FLEXIBLE DUCT】Ducting is made of high-quality aluminum and PVC, double layer design; built in steel wire to ensure durable performance; fully extended length: 33FT; Passed GB8624B1 combustion test, safe to use. Adjustable clamps are made of stainless steel , sturdy and solid, longer life rating.
- 【COMPLETE VENTILATION SYSTEM】It is a complete set to provide good air circulation in your space, very easy to install ; you can set it up in several ways to fit your needs, save money with a fan & filter combo kit that all works great together, stop buying parts separately that may not fit together.
- 【WIDE APPLICATIONS】This 4 inch Ventilation Kit has a wide variety of application, you can use it at grow tents, grow rooms, bathrooms, kitchens, greenhouses and more. Spider 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.
grassynoll –
Love this fan!!!it gives the ac infinity a run for its money.its quiet super durable (I dropped it hanging it in my tent and no worries).the digital readout works great and gives accurate numbers hanging outside my tent.the censor works well.i would definitely give this one a look