AquaMiracle Replacement Filter Media for Pond Filter Fountain Kit, Including 2 x Coarse Sponge, 2 x Fine Sponge & 3 x Ceramic Rings, for Models MF1500/2000/3000 & HJF1500/2000/3000PF

PACKAGE INCLUDES - 2 x coarse sponge, 2 x fine sponge & 3 x ceramic rings.COARSE SPONGE - Catches large waste. Recommend to replace once every 2-3 months.FINE SPONGE - Captures fine debris. Recommend to replace once every 2-3 months.CERAMIC RINGS - Cultivates bene-ficial bac-te-ria. Recommend to replace once a year.ROUTINE CLEANING – Depending on the environment in your pond, do the cleaning at least every 2 weeks. To do the cleaning, simply take out the filter media and rinse with clean water.