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Len The Plumber Heating & Air
Regional plumbing company with an Alexandria office that tests well water and installs softeners, reverse osmosis, carbon filters, iron removal and UV or chlorination treatment.
Services listed on its website
- Water testing
- Well water treatment
- Iron and sulfur removal
- Water softeners
- Reverse osmosis
- UV disinfection
- Water heater/plumbing
Areas it says it serves
- Alexandria
- Arlington County
- Falls Church
- Fairfax County
- Loudoun County
- Prince William County
- Stafford County
- Fredericksburg
Information taken from the company's own website (lentheplumber.com) in November 2026. We have not verified licenses and do not rate or endorse this company. Request a correction or removal.