Lees Discard-A-Stones Are Disposable Air Diffusers With Reusable Inserts For Attaching To The Air Line. The Coarse Bubble Diffuser Creates A Flurry Of Large Bubbles; For Smaller Bubbles, Use Lees Fine Bubble Diffusers. Excellent Aeration Device For All Aquariumsfor Use In Under Gravel Filters, Corner Filters Or Just As Decorations. Safe For Fresh And Saltwater Aquariumsincludes: 6 Count: 6 Stones And 4 Inserts100 Count: 100 Stones
Quantity
Goes well with this item. Each is the same price as on its own page.



