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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

Protect Plus Dupont WF-PT100

Manufactured by
Protect Plus
System type
Rated lifespan
40 gallons
Filter technology
carbon block

California Department of Public Health Certification

Certification number: 07-1739
California certifies this filter reduces: Mercury (total inorganic), Lindane, Lead (total), Carbofuran, Cadmium (total), Atrazine, 1,2,4-Trichlorobenzene.
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

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Updated March 28, 2013

Key Issues: