AeroFlo Site Plug 3 inch - bag of 20
Use the three-inch AeroFlo Site Plug to cover and seal unused plant sites in your AeroFlo hydroponics system.
They come in bag of 20 plugs.
Site plugs help protect plant roots, prevent algae buildup and helps to keep the interior of your AeroFlo system clean.
If you need the 4" access plugs, find them here.