Serving Southeastern PA

Dierolf Plumbing
& Water Treatment

Sign up today and save

  • $100 off

    $100 off

    New customers get $100 off the installation of a Water Treatment System

    This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Not valid with any other coupon, offer, or discount. Restrictions may apply.

your local water expertsyour local water experts

See what our southeastern PA customers are saying!

Jason Burnham
Jason Burnham

Bryan was very professional, courteous, and efficient. Great service, thank you!

Cyndy Ryan
Cyndy Ryan

Great job installing our new water filtration system! Installers were very communicative and efficient. Well done.

Anne Marie Baxter
Anne Marie Baxter

Very very helpful and nice people! Wow i thought companies that care were gone not so!!! Dierolf’s people care and i think it’s a real reflection of the owner and how he runs his company and actually cares!! Thank you for a super great job and for caring!!

Steve Kocik
Steve Kocik

Service was great and very efficient. The guys were very friendly and quickly replaced the pump without any issues. Thank you.

John Brunke
John Brunke

They did a great job installing a new toilet in my bathroom. They were neat, clean, and paid attention to detail. Chris answered all of my plumbing questions without hesitation. Very satisfied... Highly recommend

We take pride in what we do

Water & Plumbing Services for you

We offer services from water treatment to plumbing. We will install water softeners, RO systems, acid neutralizers, and more! Contact us to learn more about how we can help you in southeastern Pennsylvania.

Financing Options are now available

Dierolf provides financing options to our customers through partners. Click the link to see available options and apply for financing today!

  • Why DIY Water Test Kits Can Do More Harm Than Good

    Think a DIY water test kit is enough to protect your home? Think again. Learn why savvy homeowners and real estate professionals turn to the trusted source for real estate water testing. 🧪 Water Testing [...]

Articles & Resources

Learn from our expertise

  • Why DIY Water Test Kits Can Do More Harm Than Good

    Think a DIY water test kit is enough to protect your home? Think again. Learn why savvy homeowners and real estate professionals turn to the trusted source for real estate water testing. 🧪 Water Testing [...]

  • PFAS Regulations Rolled Back: What This Means for Your Drinking Water

  • Salt-Based Water Softeners vs. Salt-Free Water Descalers: Which Is Right for Your Pennsylvania Home?