About Provider

For 40 years, National Water Service has been installing and servicing complex water systems in Homes, Restaurants, Hotels, Hospitals, Shopping Centers & more all over the the DC, Baltimore & Frederick Metro areas.\n\nWe work with Architects, Builders & Construction Firms to create custom applications for residential & commercial water treatment, purification, as well as a complete line of well pumps, boosters, etc.\n\nWhether on City Water or a Well System, water quality can vary quite a bit from street to street and we are happy to do a basic analysis of your water and/or existing water treatment at no charge.\n\nOur installers are all professionally trained in Water Treatment, Purification, Filtration and are certified well water specialists! At National Water Service, we set the standard for home water treatment, purification, as well as a complete line of well pumps, boosters, etc. \n\nIn dealing with Residential areas, one of the important things a homeowner needs to consider is water quality. It is important to note that whether on City Water or a Well System, water quality can vary quite a bit from neighborhood to neighborhood. National Water Service is happy to do a basic analysis at no charge. And if extensive testing is deemed necessary, we have testing services available.\n\nNational Water Service has been installing and servicing complex water systems in Restaurants, Hotels, Hospitals, Shopping Centers, and various other sites all over the the DC Metro area for over 30 years. We work with Architects, Builders, and Construction Firms to create custom applications for Water Treatment and Purification.\n\nOur installers are all professionally trained in both Water Treatment, Purification and well pump service.Services Offered:Electric Water Heater InstallationElectric Water Heater RepairGas Water Heater InstallationGas Water Heater RepairHot Water Recirculation Pump InstallationHot Water Recirculation Pump RepairReverse Osmosis System InstallationReverse Osmosis System RepairTankless Water Heater InstallationTankless Water Heater RepairWater Conditioner InstallationWater Conditioner RepairWater Filtration System InstallationWater Filtration System RepairWater Heater Leak RepairWater Purification System InstallationWater Purification System RepairWater Softener InstallationWater Softener RepairWater Filter ServicesWater Heater InstallationWater Heater Repair