Serving Southeastern PA

Dierolf Plumbing
& Water Treatment

Sign up today and save

  • $100 Off

    $100 Off

    New customers get a FREE water test, including our In-House TC test for homes on wells, PLUS 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

Write a Review
Water Quality Association certified installer badge
Water Quality Association gold certification badge
Nextdoor Neighborhood Fave award badge
TriCounty Chamber of Commerce logo

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.

Open water testing logbook with test tube icon

Water Testing & Analysis

Water droplet with check mark outline icon

Water Treatment

Simple drinking water glass icon

Drinking Water Systems

Shower head running water into tub shower

Residential Plumbing

Showerhead with water droplets icon

Water Heaters

Plumbing pipes with valve

Well Systems

House with large water droplet icon

Real Estate

Globe with water droplet icon

DEP Compliance

Cartoon Dierolf plumber driving service van

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!

Learn more about our financing options
  • Blue water droplet outline on teal background

    How to Remove Manganese from Well Water in Southeastern Pennsylvania

    If your well water leaves black or brown stains on toilets, washers, dishes, or clothing, you may be dealing with manganese. Many homeowners assume these stains are just “hard water minerals.” In reality, the cause [...]

Articles & Resources

Learn from our expertise

  • Blue water droplet outline on teal background

    How to Remove Manganese from Well Water in Southeastern Pennsylvania

    If your well water leaves black or brown stains on toilets, washers, dishes, or clothing, you may be dealing with manganese. Many homeowners assume these stains are just “hard water minerals.” In reality, the cause [...]

  • Modern kitchen sink featuring a Moen 3-in-1 filtration faucet with no secondary drinking tap
    Modern kitchen sink featuring a Moen 3-in-1 filtration faucet with no secondary drinking tap

    Filtered Water Without a Second Faucet. Install a Moen 3 in 1 Filtration Faucet with Dierolf Plumbing and Water Treatment.

  • Why a Water Softener Makes the Best Christmas Gift in Southeastern Pennsylvania

Talk to a local water expert today!

Contact Dierolf Plumbing & Water Treatment