Titan Controls Mercury 3 -- 3 Day/Night Fan Speed Controller 401 to 600 CFM It fits herbs

It fits herbs

featuring a sleek black galvanized steel construction

The extra-large design of the filter accommodates a larger carbon bed

Optimize Air Quality with ProGuard DXB 100 Filters

180 degrees Inlet 1/2 in FPT Pressure Compensation 20-60 psi Filter 150 mesh (self-cleaning) Backflow Prevention Built-in Flow Control Interchangeable 2 / 6 / 10 / 20 GPH Material ABS plastic (UV and chemical resistant)

Titan Controls Mercury 3 -- 3 Day/Night Fan Speed Controller 401 to 600 CFM It fits herbsAutomatically increases or decreases fan speed based on controller set points. Allows user to adjust deadband range to meet garden requirements. Temperature control range is 55 F to 95 F. 6 ft temperature probe is accurate to within 2 F. Enclosure protects internal components from dust, rust, and moisture. 6 Amps maximum 120 V 60 Hz.