Purple BVV Vacuum Pump Activated Carbon Exhaust Filter spl_fltrbuy Blade Spread: 6-1/2" diameter

Blade Spread: 6-1/2" diameter

Measurement: pH

One is for turning the meter on/off and the other for automatic one or two point calibration

You can also add more Classics to the main 8mm line or add another kit and second bulkhead fitting to the same bucket to extend the number of plants

Purple BVV Vacuum Pump Activated Carbon Exhaust Filter spl_fltrbuy Blade Spread: 6-1/2" diameterCarbon Exhaust Filter for BVV Vacuum Pumps Replaces Koby Junior (US Patent# 3169112A) BVV Vacuum Pump Activated Carbon Filter for use with Purple BVV vacuum pumps. Pump Models Include: BVV4D, BVVSF6S, BVVSF6D, BVV7S, BVV9D, BVVSF12D This filter will adsorb contaminants such as oil aerosols, oil vapors, certain other hydrocarbon vapors, and trace moisture. They also trap all foreign solid particles and bacteria down to 0. 5 microns in size. Key