Vortex Pro-Lite Filter 4"x12" 200 CFM Carbon Filter S-LINE ACS-5 turn off time :

ACS-5 turn off time :  5 minutes (factory set)

The KBWC-15K is a Solid State AC Motor Speed Fan Control

for 4 in diameter duct

Antibacterial pre-filter included

Vortex Pro-Lite Filter 4"x12" 200 CFM Carbon Filter S-LINE ACS-5 turn off time :Atmosphere has proudly placed our trusted name in air filtration on the newest series of filters, the Vortex Pro Lite. Built for convenience and long life with 100% Australian granulated carbon, aluminum top and bottom, and integrated flange, this lightweight filter has been developed with ease of installation, durability, and effectiveness in mind. The difference is in the carbon; special low density granulated carbon is used in the Vortex Pro Lite