The RS Series Inline tube fan, durable powder coated steel housing, reverse curve impeller.
The RS family of inline exhaust fans provide the power and flexibility needed for residential and commercial applications. The RS inline is available in sizes 4" through 12" in both standard and high output.
The RS series all utilize the extremely reliable external rotor motor and reverse curvblade, available with 6' pre-wired cord.
Can Fan Can RS 4 HO, 178 CFM Questions & Answers
Q: What fans can I use a fan speed controller with?
A: Our fan speed controller (ACSC) will work with brushless motors, such as the ones commonly used with inline centrifugal fans. Do not use with blowers, booster fans, etc.