4.4 
28 *The Angi rating for Water Softener Service companies in Darnestown, MD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Water Softener Service needs.
*The HomeAdvisor rating for Water Softener Service companies in Darnestown, MD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Water Softener Service needs.
Last update on July 13, 2025
Serving Darnestown, MD and surrounding areas
Approved
Super Service Award Winner
In business since 2017
Free estimates
Warranties offered
"Scott was super informative and helpful in showing us the difference in the water softener systems. We love that we now have the added alkaline water â on tap!â"
+1
Serving Darnestown, MD and surrounding areas
Approved
In business since 1993
Free estimates
Emergency services offered
"The service person was very professional. We recently purchased home. No manuals for water system anywhere to b found. The service person took his time and clearly explained everything. Filters were then changed. He clearly knew what he was doing."
+24
Serving Darnestown, MD and surrounding areas
Approved
In business since 1994
Free estimates
Emergency services offered
"Repaired broken waterline and brought our water treatment unit up to snuff. Very satisfied"
+22
Serving Darnestown, MD and surrounding areas
Approved (Corporate)
In business since 2020
Free estimates
Warranties offered
"The installer Dustin was great! He was on time and professional. The installation was completed in about four hours as stated the job would be. I am happy with my water softener system and so is my skin!"
+44
Serving Darnestown, MD and surrounding areas
Approved
In business since 2002
Free estimates
Emergency services offered
"Fantastic company. We had a water heater installed. The installer was fantastic. He was on time, professional and extremely knowledgeable. We will use them again. If I could give them 10 stars I would.."
+31
Serving Darnestown, MD and surrounding areas
Approved
In business since 1968
Free estimates
Emergency services offered
"They replaced and installed a new water outlet for my refrigerator water connection. It was fast and the work was done well."
Serving Darnestown, MD and surrounding areas
Approved
In business since 1993
Credit card accepted
Customers say: Quick response
Chesapeake Water Treatment, Inc., in business since 1993, offers complete environmental systems. Our water and air filtration system carry a lifetime warranty, you can even take it with you move. \nPlease give us a call today. Moreover, you can call to arrange a free and home estimate,
Serving Darnestown, MD and surrounding areas
Approved
Super Service Award Winner
In business since 2008
Free estimates
Credit card accepted
"The technician was very professional, courteous and knew exactly what needed to be done to replace the backyard water bibb/spigot. He did the replacement successfully and tested for any possible leaks afterwards."
Serving Darnestown, MD and surrounding areas
Approved
In business since 2019
Free estimates
Credit card accepted
Welcome to Markool Heating & Cooling. We proudly provide the highest quality of service and craftsmanship for each aspect of your project. Our depth of knowledge and experience solidify our belief that customer service stands as the highest priority. We eagerly look forward to working with you and making your vision a reality. Give us a call, text, or email today, and let us get started!
Serving Darnestown, MD and surrounding areas
Approved
In business since 1949
Free estimates
Credit card accepted
Benjamin Franklin Plumbing® of Mount Airy traces its roots as a company all the way back to 1949. We started offering plumbing services in 1991 and haven't looked back since! Our team is comprised of a selection of the most skilled plumbers in Mount Airy and serving the DC metro area who are constantly receiving industry-leading training to stay updated with the latest plumbing developments. \n \nWe treat customers with respect, do the job right, and always clean up after ourselves. Our plumbing repair specialists proudly serve residents in Mount Airy, Frederick, Baltimore, Gaithersburg, Ellicott City, Columbia, Towson, Westminster, and all throughout the Washington DC area. Whether you need an emergency pipe repair or require routine maintenance, Benjamin Franklin Plumbing® of Mount Airy is ready to help!
+12
From average costs to expert advice, get all the answers you need to get your job done.
How much a water softener costs in Baltimore, MD, depends on your home’s size and the system’s type and capacity. Our expert guide explores all the price factors.
How much a water softener costs in Washington, D.C., depends on your home’s size and the system’s type and capacity. Our expert guide explores all the price factors.
Learn about water filtration system costs in Washington, DC, average prices, key cost factors, and ways to save on installation and maintenance for your home.
Water softeners remove minerals from hard water in your home and make your water more pleasant to use. Learn more about how they work here.
Water softeners work to remove unwanted minerals from hard water through a filtration and recharge cycle. Keep reading to learn how a water softener works.
There are four common softener alternatives available on the market today. We compare and contrast each one to help you find your best-fit solution in this blog.
