Sign up to receive email updates, action alerts, health tips, promotions to support our work and more from EWG. You can opt-out at any time. [Privacy]


EWG’s UPDATED Water Filter Buying Guide

Wednesday, February 27, 2013

EWG’s UPDATED Water Filter Buying Guide

Find the right filter for your water – and budget

EWG's Water Filter Buying Guide

How to choose a filter system that meets your needs

Culligan International PIT-1

Manufactured by
Culligan International
System type
Rated lifespan
50 gallons
Filter technology
carbon block/ion exchange

California Department of Public Health Certification

Certification number: 07-1872
California certifies this filter reduces: Mercury (total inorganic), Copper.
Notes: Do not use with water that is microbiologically unsafe or of unknown quality, without adequate disinfection before or after the system.

Not Certified by NSF


Find a filter that works best for you:

Water filter type
Filter technology
Certified to reduce

see more contaminants

Updated March 28, 2013

Key Issues: