Tumbled Lava Stones Size:Large - 25lbs The filter uses bacteria to

The filter uses bacteria to break down pond wastes

and waterfall pumps to keep them operating properly

high-density polyethylene and backed by a lifetime warranty

3-Way Color-Changing Splitter

If a pond does not have significant plant coverage

Tumbled Lava Stones Size:Large - 25lbs The filter uses bacteria toEnhance your fire or water feature with Aquascape Tumbled Lava Stones. These rolled, smooth lava stones boast an attractive black and grey speckled appearance and are superior for use in gas fire burner systems and water feature basins alike. Available in three sizes: Medium Tumbled Lava Stone 25 lb (78316) Large Tumbled Lava Stone 25 lb (78317) Mixed Tumbled Lava Stone 50 lb (78318)