This 4-inch speed & humidity controlled inline duct fan boasts the following:

• Quiet & Powerful Operation
  • Uses 40W of power while producing a strong airflow of up to 205 CFM and a low noise level of 28DB
• Durable
  • ABS Plastic Housing
  • IP42 rated and highly resistant to dust and liquids
  • Exhaust Fan is ETL and FCC Listed
• Smart Controller and Programming
  • There are 10 fan speeds and 4 easy settings and alarms to program and control the humidity and temperature.
  • One controller can link two 4" exhaust fans. They can be programmed the same and controlled at the same time
• Multi-Function Fan
  • This fan has numerous functions. It can supply fresh air, expel heat and moisture, remove fumes and dust, and eliminate odors. It is intended for air circulation for grow tents and in closets, storage rooms, and other areas.

Dimensions: L 11.3" x W 4.92" x H (of entire fan) 7.09" (Duct Size is 4")

• Brand: Spider Farmer