Lees Discard-A-Stone Diffuser Coarse Bubble, 36 count (6 x 6 ct) Dog Behavior Wellness Assembly requires attachment to wall

Assembly requires attachment to wall surface for safety

Fluval Bio Foam for the Fluval 6 Series Canister Filter fits the 306 and 406 filters and serves as mechanical and biological filtration

Treat Size: 3

Ingredients: Alumina 6c & 30c

Heeling-Walk or run with lead through ring

Lees Discard-A-Stone Diffuser Coarse Bubble, 36 count (6 x 6 ct) Dog Behavior Wellness Assembly requires attachment to wallLees 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 aquariums For use in under gravel filters, corner filters or just as decorations. Safe for fresh and saltwater aquariums Includes: 6 Count: 6 stones and 4 inserts 100 Count: 100 stones Oops, this item