
Serving Frederick, PA and surrounding areas
Approved
In business since 1995
Free estimates
Emergency services offered
"It was kind of pricey for just the drain unclogging, but he got it clear."





+27

*The Angi rating for French Drain Service companies in Frederick, PA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their French Drain Service needs.
*The HomeAdvisor rating for French Drain Service companies in Frederick, PA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their French Drain Service needs.
Last update on April 20, 2026

Serving Frederick, PA and surrounding areas
Approved
In business since 1995
Free estimates
Emergency services offered
"It was kind of pricey for just the drain unclogging, but he got it clear."





+27

Serving Frederick, PA and surrounding areas
Approved
In business since 2010
Free estimates
Emergency services offered
"Doug arrived right away and was so helpful. Job was done in no time. Would highly recommend and will call again for any plumbing issues in the future!"


Serving Frederick, PA and surrounding areas
Approved (Corporate)
Super Service Award Winner
In business since 2017
Emergency services offered
Warranties offered
"Installed a new toilet in our powder room replace the guts in two of our bathrooms put new drain stoppers in both of our tubs and fixed the leaky faucet in our bathtub. They were very prompt with responding to my request to be contacted approximately three minutes after I asked they called they were out the following day and the plumber was neat courteous very polite explained everything in great detail and made every effort to get everything done in one day which he did All work was done I was very pleased with the excellent Quality work. I will definitely be calling them for any future plumbing needs I have."


Serving Frederick, PA and surrounding areas
Approved
In business since 2005
Free estimates
Emergency services offered
"It's hard to find good plumbers, and even harder to find good plumbers that are also honest and have reasonable prices, and A1 accomplishes that. I always pick up my own parts to save money, but some people I called for estimates wouldn't allow me to do that, and others seemed to be charging more for the installation to make up for the difference. Not only did A1 provide me with the location to purchase my new disposal for the best price, but they also charged a service fee flat rate for what was obviously a fairly simple job. I am now requesting estimates for other work at my home from them instead of my other companies."





+4

Serving Frederick, PA and surrounding areas
Approved
Super Service Award Winner
In business since 2017
Emergency services offered
Warranties offered
"This job required the replacement of my kitchen drain line. They showed up on time and gave an estimate. Then they came back to do the work in a profes."

Serving Frederick, PA and surrounding areas
Approved
In business since 2018
Free estimates
Warranties offered
"After dealing with roto rooter and Losch plumbing with very bad experiences. Thank God for finding Once & Done. Very professional crew, they did a great job in installing the new sump pump that we definitely needed. Jeff was very honest and nice and explained everything that had to be done in detail. Highly recommend."





+14

Serving Frederick, PA and surrounding areas
Approved
Free estimates
Emergency services offered
Warranties offered
"camera Inspection confirm that the it is just regular trap clog, no need further move. This save me $10k at least before I almost decide to accept other plumber's suggestions. Great and honest people."





+11

Serving Frederick, PA and surrounding areas
Approved
In business since 1989
Free estimates
Emergency services offered
Horizon Services, Inc., is the regions largest and most well respected plumbing, heating and air conditioning company, with nearly 600 employees serving tens of thousands of homeowners throughout Delaware, Southeastern Pennsylvania, Southern New Jersey and Northeastern Maryland. After a quarter of a century in business, Horizons Services, Inc., remains fully committed to setting the industry standard for customer service, installation and focusing on things that are important to busy homeowners. \n




Serving Frederick, PA and surrounding areas
Approved
In business since 2024
Emergency services offered
Warranties offered
"Fernando and William did a fantastic plumbing job at our home. They replaced all the valves and completely fixed our basement sink using the latest plumbing equipment. Everything was left spotless and clean when they finished. Their communication was excellent and super easy from start to finish. They arrived right on time, and the price was very fair and reasonable. Highly recommend these two professionals — they’re reliable, skilled, and a pleasure to work with. We couldn’t be happier with the results! — A very satisfied customer"





+60

Serving Frederick, PA and surrounding areas
Approved
Free estimates
Credit card accepted
Power Stream Drains – Fast, Reliable Drain Cleaning You Can Trust\nAt Power Stream Drains, we specialize in professional drain cleaning and plumbing solutions designed to keep your home or business running smoothly. We know how frustrating clogged or slow drains can be, which is why we respond quickly and get the job done right the first time.\nOur services include clearing tough blockages, preventative drain maintenance, and thorough inspections using high-quality equipment. Whether it’s a kitchen sink, bathroom drain, main sewer line, or emergency backup, no job is too big or too small.\nWe pride ourselves on honest pricing, dependable service, and treating every customer’s property with care and respect. When you choose Power Stream Drains, you’re choosing a company that values quality work and customer satisfaction above all else.\n
From average costs to expert advice, get all the answers you need to get your job done.

A French drain costs around $9,250 to install, but several factors will determine the final price you pay. Learn the cost to install French drains in this guide.

Inspecting and cleaning your French drain regularly is important for its function and longevity. Learn all about French drain maintenance.

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How much water can a French drain handle? Find out a French drain’s drainage capacity and the factors that impact it.

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