Your body is made up of mostly water. Make sure you fill it back up with only the good stuff.

View Products

We are a full service water conditioning company, offering expert advice & value since 1974.

We service a wide range of customers – both residential and commercial in the greater Milwaukee and Waukesha area as well as all of Southeast Wisconsin.

Serving you better.

  • 3 months’ rent free on all rental and rent-to-own agreements.
  • One year interest free rent-to-own available on all equipment.
  • Extensive warranties.
  • Fixed Rental rates- never receive increased rental rates.
  • Automatic salt delivery program.
  • Everyday competitive pricing.
  • Auto reminders for servicing equipment

Learn more about our Drinking Water Systems, Reverse Osmosis Systems, Water Softeners, and Iron Curtains. Call us Today to Request a Quote!

A Service

Guthrie & Frey Water Conditioning provides complete whole house water filtration systems for our customers throughout the Milwaukee area including Waukesha County including Brookfield, Elm Grove, Delafield, Eagle, Genesee, Lisbon, Menomonee Falls, Merton, Hartland, Mukwonago, Muskego, New Berlin, Oconomowoc, Ottawa, Pewaukee, Summit, Vernon, Waukesha, Sussex, Wales. Ozaukee County including Belgium, Cedarburg, Fredonia, Saukville, Port Washington, Mequon, Bayside & Thiensville. Washington County including Hartford, West Bend, Addison, Erin, Germantown, Jackson, Kewaskum, Polk, Jackson, Richfield, Slinger. Milwaukee County including Bayshore & River Hills. Racine County, Sturtevant & Walworth County including East Troy & Richmond. We are a core dealer selling all product lines of Hellenbrand Water Softeners, Iron Curtain Systems, and Reverse Osmosis Drinking Water Systems. We also sell Water Right products.