eFilterWater is dedicated to providing top quality expert recommendations and assistance in purchasing water filters that filter water.  We have a large variety of water purification systems available from Aquasana, Watts, Pur, Brita, AquaCera, Crystal Quest and our own eFilterWater brand.

Help Me Choose - Types of Water Filters

Ordered by relative cost of system, least expensive to most expensive
At-home water filtration and water purification systems provide a clean, economical, and effective way to guarantee safe clean drinking water in the convenience of your own home. read more.

video  Selecting the Water Filter that is Right for You (7:28)

Type Pros Cons
Countertop Water Filters

Price Range: $105 - $207

Shop Countertop Water Filters
Recommended for the tool-challenged
  • Installs in minutes, by a Novice
  • Easy to maintain
  • Filters more than less robust systems for better tasting, cleaner water
  • System as well as hook up hose are visible
  • Takes up precious counter space
  • Water flow does not stop immediately when turned off
UnderSink Filters

Price Range: $89 - $360

Shop Undersink Filters
Recommended for the
moderately-handy
  • Out of sight, leaving a clean countertop (recommended if you have a small kitchen)
  • Takes up little room under your sink
  • Quick & easy to install (most times in 20 to 30 min, by a Novice)
  • Water flow stops immediately when faucet turned off
  • Attractive separate designer faucet
  • May need to cut hole in countertop to hook up separate faucet; alternatively sometimes a hole is present that is not being used (it may have a decorative cover over it)
UnderSink Reverse Osmosis

Price Range: $280 - $826

Shop Undersink Reverse Osmosis
Recommended for the
moderately-handy
  • THE most thorough way to filter water leaving only the purest, great tasting water
  • Out of sight leaving a clean countertop (recommended if you have a small kitchen)
  • Quick & easy to install (most times in approx 30 min, by a Novice)
  • Water flow stops immediately when faucet turned off
  • Distinctive separate designer faucet
  • Has a water storage tank that takes up space under your sink
  • May need to cut hole in countertop to hook up separate faucet; alternatively sometimes a hole is present that is not being used (it may have a decorative cover over it)
Countertop Reverse Osmosis

Price Range: $285 - $700

Shop Countertop Reverse Osmosis
Most recommended for water quality!
  • Reverse osmosis filtering is THE most thorough way to filter water leaving only the purest, great tasting water
  • Quick & easy to install (most times in 30 to 35 min, by a Novice)
  • System can be larger, to accomodate the reservoir of filtered water, taking up precious counter space
  • Must be connected to available water source under your counter for proper water pressure to filter water
Home Water Coolers

Price Range: $499 - $1,199

Shop Home Water Coolers
Most recommended for functionality and water quality - these systems combine the best of all possibilities!
  • Only systems to have cold, room temperature and hot water available "on demand" - great for home!
  • Quick & easy to install (most times in 30 to 35 min, by a Novice)
  • Some have reverse osmosis filtering - THE most thorough way to filter water leaving only the purest, great tasting water
  • System can be larger, to accomodate the reservoir of filtered water, taking up precious counter space
  • Must be connected to available water source under your counter for proper water pressure to filter water
Pitcher Filters

Price Range:

Shop Pitcher Filter
Not Recommended due to Relatively High Annual Cost of Ownership
  • No installation necessary
  • Does not filter as robustly as other types of filters. Some, like Brita, disclose that they do not purify water at all.
  • Annual cost per gal higher than more robust systems
Faucet Mount Filters

Price Range:

Shop Faucet Mount Filter
Not Recommended due to Relatively High Annual Cost of Ownership
  • Easy to Install and maintain
  • Does not filter as robustly as other types of filters
  • Annual cost per gal higher than more robust systems