Watts Water Filters

Drinking Water Filters


Grade C-

Watts Premier - 500057 WP5-50 Five Stage Reverse Osmosis System

Not NSF Certified. Certified by WQA to reduce 16 contaminants including fluoride but not chlorine taste and odor. Reasonable system price and inexpensive replacement costs. Does not restore the healthy minerals lost in the reverse osmosis process.

Cost Performance
Gallon
Certified
WQA to NSF 58
Replacement
$25.45
Capacity
System
$249
Contaminants
16
Other Benefits: 3-Year Limited warranty

Grade D+

Watts Premier - 531130 UF-3 Filtration System

Not NSF Certified. WQA tested to NSF Standards to reduce 97% of chlorine and over 50 other contaminants. Short filter life lasts 150 gallons. Low initial system price and high, frequent filter replacements drive up ongoing costs.

Cost Performance
Gallon
$1¢
Certified
WQA to NSF 42/53
Replacement
$77.77
Capacity
150 gal
System
$177
Contaminants
57
Other Benefits: