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No sales pressure and our quotes won’t change. Fast, accurate, stress-free — that’s the Zen Windows difference.

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  • new home window replacement
  • home after window replacement with Zen Windows sign out front

Top-Rated Replacement Window and Patio Door Company in Pittsburgh, Lancaster, & Central PA

We are the only window and patio door company serving Pittsburgh, Lancaster, and Central PA that provides 100% stress-free and accurate replacement window and patio door quotes via email. If you don’t have time or patience for a three-hour, high-pressure in-home sales meeting, we’re the perfect solution.

We oppose ALL sales pressure, so we NEVER twist your arm to get you to hire us. But if you’re looking for superior replacement windows or patio doors and a pleasant experience, we are a great choice. We’ve revolutionized window replacement from top to bottom.

Your Go-To Window Company in Central PA & LancasterHigh-Quality Replacement Window & Patio Door Installation

Our Windows

The Zen Windows Experience
With Zen Windows Pennsylvania, you’ll be amazed at how easy it is to replace your windows and patio doors. Here’s what makes us different:

Unlike other window companies in Pittsburgh, Lancaster, and Central PA, we never ask for a down payment. If you decide to move forward with the installation, you won’t pay a dime until the work is done and you are thrilled with the results.

Double Warranty

Our products come with a lifetime warranty, which covers both materials and labor. Your replacement windows, including screens, are guaranteed to last as long as you own your home.

Work Directly With the

Customers have direct access to our local owner. Feel free to ask questions, request product information, and seek updates about your project.

Decades of

Our dedicated installation teams are also comprised of skilled technicians, not day-workers.

Simple &
Accurate Quotes

Our unique, hassle-free process makes it easy to get a window installation estimate. Simply answer a few questions over the phone, and we’ll generate a quote with guaranteed accuracy.

No Sales

Our customers find it refreshing that we never apply high-pressure tactics to convince you to buy today. Instead, we provide you with the information you need to make an informed decision.

Our Process

Only a few steps stand between you and your beautiful new windows and patio doors.

  1. Request a quote. Call us at 717-773-4562 or contact us online to get a free, no-obligation quote.
  2. We’ll contact you soon. Shortly after receiving your request for a quote, we will call you for a quick consultation. We can better understand your needs by learning the number, type, and size of windows or patio doors you’re looking for.
  3. Receive an accurate quote. Our team will email you a precise quote for your project. Unless you make any changes or request different products, the quote you receive is the price you’ll pay — guaranteed.
  4. Finalize your order. Whether you’re ready today, next week, or next month, let us know. We’ll set up your measuring appointment within 48 hours to ensure exact dimensions when ordering your replacement windows or patio doors.
  5. Schedule your installation. Once your new windows arrive, we’ll reach out to schedule an installation date that works for you.
  6. Sit back, relax, and enjoy your new windows or patio doors. We’ll follow up with you to make sure you’re completely satisfied before deeming the job complete.

If this is the kind of stress-free, no-hassle experience you want when buying replacement windows or patio doors in Pittsburgh, Lancaster, and Central PA, get in touch with us today to request your free quote.

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Our TestImonIals
See what our customers have to say about working with Zen Windows Pennsylvania!

Most professional experience from start to finish. Highest quality windows with a good price. From tear out to install and clean up , the team worked very efficient and quick.…

Jeff V.

The whole process was simple and straight-forward; exactly how we like things to be. The installers went above and beyond what we could have expected. Thanks again. Looking forward to…

Jim & Jackie

Excellent customer service, always keeping me in the loop. Great, professional courteous men in my home. Quick and efficient. Will definitely come back to finish window replacement. Thanks so much…

Cindy H.

It was more pleasant than the typical experience we have had to date. The install crew was respectful of our home and very professional.

Dana G.

I would recommend Zen to family and friends and have already done so. I liked the way things were handled with regard to the pricing and planning of the installation.

Ken G.

My wife loves the etching in the one window it will be a focal point for our house. The guys were great if I had any questions JR handled them…

Floyd F.

I would definitely recommend Zen Windows. Everything in this process was excellent. The installers were great. Can’t recommend highly enough!

Ronald H.

From start to finish, easy and professional. I will recommend Zen Windows to anyone looking for windows!

Liz W.

Andrew went above and beyond to make sure I was satisfied with the product and install. The installers were very friendly and knowledgeable and took the time to explain everything.

Ryan G.

The whole process was easy and very professional. I received exactly the service that I wanted, without the necessity of listening to multiple window salesman. I had ten windows installed…

Paul L.

Fabulous customer service and our new windows are beautiful. Best part I can clean them myself! Highly recommend Zen Windows!

Ann Marie S.

Andrew was a pleasure to work with. The installation crew was very careful and did a terrific job. I especially liked the no – pressure sales approach and honest one…

Richard G.

Andrew and Sarah Zahn, owners of Zen Windows of Central PA, are committed to customer satisfaction. Removal of the original metal frame windows in my 1951 brick home resulted in…

Stephen W.

The process was exceptional from start to finish and, most importantly, I’m thrilled with my windows.

Kathleen D.

Between my wife and I our selection process with estimating lasted about a month. Zen windows was very patient and provided estimates for the different selections. Installation was accomplished in…

Jeff S.

I would highly recommend Zen Windows. These were the 1st replacement windows we have bought for our 140 year old building and it could not have been easier. No high…

Dennis S.

Very quick and painless sales quote. Amazed but it is really a quote in five minutes as they say. Ahead of schedule on all aspects; from the measure process to…

Jason P.

I would recommend Zen Windows to my family and friends. The entire process; from talking with Andrew, when he answered my questions and gave me advice, to the professional installation…

Donna G.

Great product for the price and the best installation of replacement windows we have ever seen.

Ross S

The entire process from quote to installation was very convenient. The installation team showed up on time and completed the entire job in one day-17 windows. And what a difference…

Mike & Laura

No fuss, no mess,…good solid basic product without all the haggle or upgrade pressures when you just need the work to be completed quickly and competently.

Brian M.

The installers went above and beyond when the job became more than they anticipated.

Kayce D.

The no pressure sales is excellent!

Rich M.

Andrew went above and beyond to make sure I was satisfied with the product and install. The installers were very friendly and knowledgeable and took the time to explain everything.

Ryan G.

"The install team was professional, and cleaned up after themselves very well. A much better experience than I have had will many other contractors."

Shane O

"I would recommend Zen Windows to others. Everyone I spoke to was very professional and helpful, seemed genuinely concerned about providing good service even though I only purchased 3 windows.…

Patti J

"Easy process from start to finish. Especially liked the estimate and price process!"

Sheryl M

"Great product for the price and the best installation of replacement windows we have ever seen."

Ross S

"The whole process was easy and very professional. I received exactly the service that I wanted, without the necessity of listening to multiple window salesman. I had ten windows installed…

Paul L.

"We are very pleased with the windows; they look great and we are looking forward to being able to open them up when spring finally gets here. Already I can…

Richard P.

The entire process was so easy & stress-free. Communication was excellent, scheduling was faster than expected, and the work team was hard working & very friendly. Pricing was at or…

Corey B.

The whole process from measuring, ordering and the installation was an easy process. Very pleased with the installation and professionalism by the installation crew. Andrew, the owner was very pleasant…

Sandra S.

The first thing they did was to replace my two front windows. I was so impressed with the quality of work that was provided. The workmen were so professional—their work…

Belinda C.

Talking to Andrew made me and my wife very comfortable and felt good that he really was concerned about us and getting a great job done. Thank you! Looking forward…

Peter S.

It was a great through out the whole process. We're really happy with our new windows!

Mattew L.

I would strongly recommend Zen Windows. I ordered window replacements for our rental home in Lancaster, PA from my residence in Michigan. Obviously I was concerned about handling the project…

Vito C.
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