Now, new customers can get $75 off their water treatment service. To redeem, simply print and show this coupon to your technician at the time of installation. (Coupon may not be combined with other offers.)
Please Note: We ONLY serve Maryland, Northern VA, and Washington DC
Fill in the required details in the form below.
Our team will carefully assess your request to ensure we understand your needs.
Expect a call from our team shortly to discuss your requirements in detail.
National Water Service has been providing residential & small commercial water treatment, plumbing & well pump services for over 45 years. We specialize in water treatment, filtration & purification solutions as well as general plumbing to ensure clean, safe water for our customers in Maryland, DC & Northern Virginia.
Mon - Fri
7:00am - 5:00pm
Sat - Sun
Emergency Service Available
