VIVOSUN 4 Inch 195 CFM Inline Duct Ventilation Fan Vent Blower for Grow Tent
Protection grade of the duct fan is IP4X. Do not allow carbon dust and oil fumes into it, otherwise the fan will make noises.
Product Features
VIVOSUN 4 Inch Inline Ventilation Fan increases airflow in your grow room. Dimensions: 7.5″ x 6.75″ x 6.75″
Unique design- Flow Deflector: larger air flow and lower noise. (195 CFM & 30 dB Noise Level)
Unique design- Compact Construction: takes up minimal space and fits any size grow tent, apartment, greenhouse, or any indoor growing space.
Function: Boost your indoor grows by boosting air movement, air circulation, and cooling off hot spots from your hydroponics grow equipment.
Use it in other places where you require improved air flow, such as greenhouses, kitchens, bathrooms, attics, storage spaces, locker rooms, factories or warehouses.
WAS nice… (However, there is more!) 7/31/2017 Just over a month after it’s been installed, and the blade shattered, destroying the housing. Pieces everywhere.8/2/2017 **Update: within a day or so of my review, The “VIVOSUN Customer Service Team” contacted me to apologize and offered either a replacement or a refund I opted for the refund, they also requested a picture so they could evaluate what happened. They issued the refund prior to receiving my pic! I thought that this was so great that I turned…
Great for Prototyping Radon Mitigation I was skeptical that an inexpensive fan like this would meet my needs but after 3 weeks 24/7, so far so good. I am using it for prototyping radon mitigation of my basement air by connecting to an existing radon pipe in the floor with 4 inch flexible ducting and with the fan mounted in the basement window blowing out. I’m planning something more code-compliant long term. The radon in the basement went from 30 to 2.1 over the course of a few days. I then backed the speed off a bit with a speed…
Cyndi H.
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WAS nice… (However, there is more!) 7/31/2017 Just over a month after it’s been installed, and the blade shattered, destroying the housing. Pieces everywhere.8/2/2017 **Update: within a day or so of my review, The “VIVOSUN Customer Service Team” contacted me to apologize and offered either a replacement or a refund I opted for the refund, they also requested a picture so they could evaluate what happened. They issued the refund prior to receiving my pic! I thought that this was so great that I turned…
Great for Prototyping Radon Mitigation I was skeptical that an inexpensive fan like this would meet my needs but after 3 weeks 24/7, so far so good. I am using it for prototyping radon mitigation of my basement air by connecting to an existing radon pipe in the floor with 4 inch flexible ducting and with the fan mounted in the basement window blowing out. I’m planning something more code-compliant long term. The radon in the basement went from 30 to 2.1 over the course of a few days. I then backed the speed off a bit with a speed…