You' ll be more likely to drink plenty of water with the Filters Fast PH21220 Replacement for Whirlpool 8171413, 8171414, everydrop EDR8D1, and EcoAqua EFF-6009A. This incredible filter features coconut carbon media to capture and remove chlorine and particles as small as 0.5 microns. Cloudy and hazy water will be a distant memory, and your water will taste markedly more pure and clean. Replacement every 6 months is recommended to maintain optimal performance and efficiency. Replace your filter for continued protection against impurities.