Mainline Plumbing

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71 Mammoth Rd
Londonderry, NH 03053
+1 (603) 472-5261
https://callmainline.com
Mainline Plumbing, located in Londonderry, NH, is your trusted local plumber for all your plumbing needs. Specializing in all things water including well pump replacement and repair, filtration, and water heater installation , we are committed to delivering top-quality workmanship and outstanding customer service. Our team of licensed and experienced plumbers is available to handle any plumbing emergency, ensuring peace of mind and quick resolution for our clients. With years of expertise in the industry, Mainline Plumbing is dedicated to providing reliable and affordable solutions tailored to your specific needs. Experience the superior service and professionalism that has made us a leading plumber in the area.

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Reviews

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4.012 reviews
Photo of Diana S.
Diana S.
8/20/2018

I think they are great. We have been using them for years and they are always friendly and on time. Diana Sheedy

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Fat J.
8/15/2024

I had an issue with our sediment filter. Located hanging from the ceiling. Difficult for me to climb a ladder and get it opened to change the cartridge. John came and got it moved down to 5 feet...

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Dhruv P.
8/1/2024

We had a small issue John Came to the store and helped us out. He was very knowledgeable and understanding. As we explained the issue, he right away knew what the problem was and resolved it...

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Amy Lynn L.
8/17/2022

Our radon filter stopped working. They came out right away and didn't charge any extra for coming so quickly. John and Frankie diagnosed the problem and we ordered the part. They even offered some...

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John S.
11/23/2021

Pressure tank blew one night. I called them and they made time the next day to come right out and fix. Fast and effective!

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United States›New Hampshire›Londonderry›Mainline Plumbing

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