Offering Expert Advice & Value Since 1974

Remove scale and hard water deposits with water conditioning learn more >

Water conditioning gives you clean pure drinking water

Stop rust, odors and bad tasting water with the Iron Curtain learn more >

Iron Curtain gives you great tasting pure drinking water

Remove contaminants with Reverse Osmosis learn more >

Reverse Osmosis gives you clean drinking water

Water Softener, Water Filtration Systems, Installation Companies

As a full service water conditioning company, Guthrie & Frey has a wide range of customers – both residential and commercial IN THE GREATER MILWAUKEE, WI. AREA. Contact us to learn how we can serve you

  • 5-year warranty on all parts & on all labor. Lifetime tank warranty. (Some exclusions apply)
  • 3 months rent free on all rental and rent-to-own agreements.
  • One year interest free rent-to-own available on all equipment.
  • Rental rates will never be raised.
  • Automatic salt delivery program.
  • Everyday competitive pricing.

free, no obligation water analysis schedule one today >

free install when you switch

On all replacements and conversions, make the switch to Guthrie & Frey today. contact us >

free financing For one year, ask for details. contact us >


Hartland | 262-367-1960 Map

Cedarburg | 262.377.5140 Map

Wales - Well Pump Division | 262.968.2525 Map

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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.

As for companies that install water filters goes, we offer the most efficient water softeners available.  Our water softeners are specifically designed to use less salt & water while removing the calcium and magnesium that cause hard water spots and white chalky build up throughout your home.  Our water softeners will protect all of your homes water using appliances, help increase the life expectancy of the appliances, and also increase the efficiency of these appliances.

The Iron Curtain will remove 100% of any iron & odor that is causing orange staining or a rotten egg odor in your water.  The Iron Curtain is a chemical free system and will provide you with iron free, odor free water throughout your entire home.

Our Reverse Osmosis drinking water systems will provide you with a highly filtered water right at your kitchen sink!  Our Reverse Osmosis system is designed to remove chlorine, arsenic, nitrates and a long list of many other total dissolved solids in your drinking water.  Reverse Osmosis can also be run to your refrigerator; providing you with crystal clear ice cubes without the “white floaties!”