The Whirlpool WHKF-CB4520BB Carbon Block Filter is a perfect fit for the WHKF-DWHBB20 home filtration system. If you're looking for a filter that will reduce the taste of chlorine and remove sediment from your building's water, this is it. You'll see a reduction in wear and tear on your appliances, plus your clothes will stay bright and soft.

This WHKF-CB4520BB can reduce the sediment from well systems, which can get into home plumbing, adversely affecting water pressure and damaging major appliances. Use this whole house water filter system to provide clean, fresh water throughout the home for drinking, bathing and cleaning. This filter has an average life of 6 months and you can feel secure knowing it's NSF certified with 5 micron filtration.

Whirlpool's full line of filtration system products includes whole home filters, undersink filters, ice filters, replacement filters, and more—so check it out!