Buying Guide

Best Water Filters For Your Kitchen

Types of Water Filtration Systems

Whether you want to install an entire home water filtration system or simply start using a water filtering pitcher, this table details the best water filters you can choose from for your home.

Types of Water Filtration Systems
Description Feature/Benefits
whole house water filters A whole house water filter connects to the main water supply line within the house and filters all water throughout, including faucets, showers, washing machines and dishwashers. Available filter types include pleated, poly spun and carbon wrap Cost-effective method for filtering all water in the house
reverse osmosis systems Filters water through a very fine, semipermeable membrane to remove contaminants. Provides bottled water-level water quality. A popular filtration technique used in water purifiers. Often used in conjunction with carbon filters Slower filtration process Creates around 5 gallons of waste water for every 1 gallon filtered Requires regular cleaning and filter replacement
under sink water filters Installs below the sink and filters water before it reaches the faucet. Filters water going to a specific faucet Filter cartridges tend to last longer than faucet mounted May have multiple filter cartridges designed to remove specific types of contaminants
countertop water filters Screws onto faucets so you can quickly filter large amounts of water without installing new plumbing. Replaces the faucet aerator Takes up countertop space Doesn't fit all faucets
faucet mounted filters Treats water as it passes through the faucet, improving it for drinking, cooking and washing. Require no plumbing connections Economical and easy to install Take up little space
water filter pitchers Uses a carbon filter to reduce contaminants from water. Sizes range from around 8 cups to a gallon. Easily portable Economical and easy to maintain Take several minutes to filter water
refrigerator parts & water filters Provides filtered water for ice makers and in-door water dispensers in refrigerators. Some include an automatic shutoff valve for easy replacement Use charcoal filters Included in some new refrigerators
shower filters Reduces chlorine, bacteria and fungus in the shower head. Compact, flexible design installs easily in most showers
Shop by Water Filter Contaminants

Find the best water filter to eliminate specific contaminants.

Your tap water might have one of these contaminants. Learn why to filter these contaminants out of your water.




  • Excess amounts can cause health issues
  • Shop Water Filters to Eliminate Copper


  • Is good for your teeth, though you might want to control your exposure
  • Shop Water Filters to Eliminate Fluoride


  • Can stain toilets and bathtubs, might have metallic taste
  • Shop Water Filters to Eliminate Iron


  • Can cause health issues, especially in children
  • Shop Water Filters to Eliminate Lead