Get matched with top water treatment & purification system installers and replacers in Reading, PA

"Great group of guys. The technicians were great. I believe their names were Mike and Sean. Scott the representative was amazing! From start to finish, he answered every question we had even after hours! ? which is super rare nowadays? Highly recommend for anyone looking for clean, healthy, alkaline water!?"

"Very happy with service."

"Everything was awesome!"

"Did a goid job."

"Excellent service and very affordable."

"Good / fast job good price"

Proudly serving the Main Line. Built on trust, consistency, and showing up when it matters.\nWe diagnose issues correctly, explain your options clearly, and fix problems the right way — not the quick way.\n\n• Upfront pricing, no surprises\n• Fast response times\n• Clean, professional technicians\n• Quality work that lasts\n\nServices:\nWater heaters • Drain cleaning • Leak repairs • Sewer issues • Water filtration • General plumbing

Dierolf Plumbing & Water Treatment is a 5-star rated plumbing and water treatment company serving homeowners throughout Montgomery, Bucks, Berks, Chester, Delaware, and Lehigh Counties. With over 25 years of industry experience, our licensed master plumbers and factory-trained water treatment specialists focus on one thing: delivering the most exceptional service experience ever.\n\nWe specialize in well inspections, professional water testing, water softeners, reverse osmosis systems, well pumps and tanks, sump pumps, water heaters, and water pressure solutions. Whether you're buying a home, improving your water quality, or upgrading your plumbing system, we provide clear options, upfront pricing, and solutions that are built to last.\n\nWith over 1,000 five-star reviews across two locations, homeowners trust Dierolf for honest recommendations, expert workmanship, and dependable results.

"Just like some the other comments….Extremely unprofessional customer service person who answers the phone, interrupted several times and hung up on me. If you have a problem with their work won’t help you. Even when I inquired about warranty of their work I got a rude attitude.DO NOT RECOMMEND"

"Very personable and reasonable in price. Would highly recommend."