COMPARISON TO OTHER TECHNOLOGIES
 
Contaminant Removal Comparison
Contaminant GAC Carbon Block Reverse Osmosis with Carbon Distillation with Carbon KDF/GAC KDF/GAC with Ceramic
Rust/Sediment YES YES YES YES YES YES
Taste/Odor YES YES YES YES YES YES
Chlorine YES YES YES YES YES YES
Chloramine YES YES YES YES YES YES
Trihalomethanes (THM) YES YES YES YES YES YES
Chemicals YES YES YES YES YES YES
Lead - particulate - YES YES YES YES YES
Lead - dissolved - - YES YES YES YES
Hydrogen Sulfide - - YES YES YES YES
Iron - - YES YES YES YES
Arsenic - - YES YES YES(1) YES (1)
Barium - - YES YES YES YES
Cadmium - - YES YES YES YES
Chromium - - YES YES YES YES
Fluoride - - YES YES (2) (2)
Mercury - - YES YES YES YES
Nitrate - - YES YES (2) (2)
Calcium* - - YES YES - -
Magnesium* - - YES YES - -
Potassium* - - YES YES - -
Cysts - YES YES YES - YES
Bacteria - - - YES - YES

* - Healthful minerals; removal not necessary.

(1) - Inorganic Arsenic
(2) - Has shown reduction, but inconsistent. For complete removal, see our reverse osmosis page or call us for information on our fluoride and nitrate selective filters.

ADVANTAGES OF GRANULATED ACTIVATED CARBON (GAC) / CARBON BLOCK

DISADVANTAGES OF GRANULATED ACTIVATED CARBON (GAC) / CARBON BLOCK

ADVANTAGES OF REVERSE OSMOSIS

DISADVANTAGES OF REVERSE OSMOSIS

ADVANTAGES OF DISTILLATION

DISADVANTAGES OF DISTILLATION

PUREEARTH KDF/GAC FILTER:


Back to the filter page
On-line filter catalog - pictures, description, prices
How our water filters work - what's "KDF" and "GAC"?
NSF-53 protocol test results
Water filter operating cost comparison

Notice: consumer is responsible for following any state and/or local regulations and plumbing codes pertinent to the purchase, installation and operation of our products.
California Residents: the state of California requires water treatment devices claiming health claims be tested and certified by them - our units are not. Therefore, only aethetic claims can be made on units shipping to California addresses.



Changes last made on: March 25, 2003