Disposable Discard-A-Stone air diffusers with reusable inserts for attaching airline. Excellent aeration device for use in under gravel filters, corner filters, or just as decorations.
- Packaging 6 per Blister card
Disposable Discard-A-Stone air diffusers with reusable inserts for attaching airline. Excellent aeration device for use in under gravel filters, corner filters, or just as decorations.