This filter fits in Whirlpool & KitchenAid side by side refridgerators with filters located in the front base grille that feature a push-button release. The 4396841 is designed for use with refrigerators that have a "Fast Fill" or "PUR Measure" dispenser. Also known as the PUR Deluxe filter.

The Whirlpool 4396841 is NSF Tested & Certified to reduce:

• 96.5% of Mercury at pH 6.5
• 94.9% of Mercury at pH 8.5
• 96.3% of Benzene
• 99.6% of O-Dichlorobenzene
• 74.0% of Carbofuran
• 93.3% of Toxaphene
• 97.3% of Chlorine
• 99.7% of Particulates (Class II)

This filter should be changed every 6 months or when your refrigerator indicator light turns red.