Mr. Water Professional Water Treatment of Maryland has provided LOCAL full service well and city water softening and conditioning services for residential and business customers for the last 17 years. We specialize in new equipment sales, repair and maintenance of existing residential and light commercial water purification and filtration systems. We offer a comprehensive water analysis and evaluation for a fee of $85. Our private well and municipal water treatment services are available throughout Central Maryland, West Virginia Panhandle, Northern Virginia and Southern Pennsylvania. Please fill out this contact form with as much information as possible, and specify the type and brand of water treatment system if known.

As of 7.1.2021 Mr. Water LLC will gratefully be at “Back to Normal” status as a company! Everyone working for us has been vaccinated for COVID-19 and we hope you have been also. Masks and other protocols previously associated with the virus are now suspended.

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    Mr. Water LLC

    411 Guilford Avenue Hagerstown, MD 21740

    Please Note: Mr. Water LLC reserves the right to charge a 25% restocking fee on all canceled installations 

    Mr. Water Limited Warranty

    The WATER TREATMENT UNITS assembled and installed by Mr. Water LLC are built from the finest industry components available. Each individual component used in the assembly of our equipment is covered by the original equipment manufacturer’s warranty. We warranty our WATER TREATMENT UNITS and installation for a period of ONE (1) YEAR from the date of installation to the original purchaser to be free of defects in material and workmanship subject to the component manufacturers warranty and the conditions set forth below. We also warranty all equipment and repairs to existing WATER TREATMENT SYSTEMS and related WATER SYSTEMS for a period of THIRTY (30) DAYS from the date of installation to the original purchaser unless stated on the customers’ receipt.


    (1) This warranty only covers water treatment units and other water systems installed for residential use.

    (2) Failure must not result from misuse, abuse, tampering, alteration, fire, lightning, power surges or neglect.

    (3) Water pressure must not exceed 100 p.s.i. and water temperature must not exceed 100 degrees Fahrenheit.    

    (4) Under no circumstances shall Mr. Water LLC be liable for inconvenience, loss or damage to property, mold, loss of profits, loss of associated equipment and/or services, facilities or buildings, downtime, and any third parties.

    Subject to the above terms and conditions, we will replace and/or repair, at our option, parts of the equipment found to be defective in materials or workmanship. No other guarantee or warranty, expressed or implied unless stated on the customers’ receipt – is applicable to our products or services. No repair or replacement made under the terms of the warranty shall extend this warranty.