Looking for water treatment or well pump service in Londonderry, NH? Since 1992, our team of experts has been serving New Hampshire with plumbing solutions you can trust.
As a progressive, family-owned and operated business, we understand the importance of trust and reliability. Our team consists of highly-trained plumbers and state-approved apprentices who are highly trained and ready to take care of all your plumbing needs.
Mainline Plumbing is proud to provide homeowners with the highest caliber of service. No matter the size or complexity of the project, we have the expertise and experience to deliver exceptional results. As we like to say – “Your water is our business.”
Our team is highly experienced in water filtration treatments that will keep your home’s water supply as clean and safe as possible for all use. We assist homeowners in treating and removing a wide range of potential contaminants in your water ranging from PFAS (per-and polyfluoroalkyl substances) to arsenic, radon, uranium, and bacteria. We’re also equipped to tackle hard water concerns with high-quality, whole-home water softener solutions.
When it comes to water heaters, we offer installation, repairs, and maintenance services to ensure you have hot water when you need it. Having a water heater problem? We’re ready to fix it! Just need some routine maintenance? Consider it done! From traditional tanked gas and electric models to on-demand tankless water heaters, our experts do it all.
For the past three decades, Mainline Plumbing has consistently gone above and beyond for each and every customer. Our commitment to exceptional service is rooted in treating every customer as a valued member of our family. At Mainline Plumbing, we believe in prioritizing your well-being and delivering unparalleled service that exceeds expectations.
As evidence of our dedication, we are proud to announce that Mainline Plumbing is a vendor for the state of New Hampshire’s rebate program. This program allows qualified homeowners to receive a whole house drinking system at no cost! Since the beginning of 2023, we have already installed free drinking water systems for over 100 customers. This initiative sets us apart from the competition and demonstrates our unwavering commitment to providing a higher level of service and support to our local community.
The search ends here – Mainline Plumbing is here for your well pump service and water treatment services in Londonderry.
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