Hanger Clamps for 4 inch Outlet 7.8 inch Diameter Carbon Filter For Indoor Garden Air Filtration System

These clamps are designed to fit a carbon filter with an outer diameter of 7.8". These types of filters usually feature a 4" intake/outlet flange, and are often used in indoor gardens, and airbrushing fume hoods. They feature a small flat foot on one side to aid in aligning the rings before...