Welcome to the future of replacement windows in Philadelphia.

New windows made easy

Replacing the windows and doors in your Philadelphia home shouldn’t feel like a sales marathon. At Window Universe, we’ve built a simple, transparent process designed for homeowners across Philadelphia and the surrounding suburbs who want straightforward information, quality products, and none of the high-pressure tactics that are all too common in the window industry.

Double hung replacement window in Philadelphia.

Because our team isn’t paid on commission, the guidance you receive is based entirely on what makes sense for your home—not on what earns someone a bigger commission check. Instead of sitting through a long in-home presentation, we send clear, itemized pricing and detailed product information by email so you can review everything on your own time, without any pressure.

Your project begins with a professional measurement, followed by custom-made products built specifically for your home. Installation is completed by certified experts and backed by strong warranties for long-term peace of mind. There’s no money down to get started, and flexible financing options make it easy to move forward. Whether you’re improving a rowhome in Philadelphia, updating a property in King of Prussia or Media, or planning a larger project in Bucks, Montgomery, or Delaware County, we offer solutions for projects of any size.

Request a copy of our itemized price list today and see why so many Philadelphia-area homeowners are choosing Window Universe as the easier, smarter way to replace windows and doors.

Everything went really well. The new windows look great and we really appreciated how the installers we so detail oriented.

Greg and Samantha – Philadelphia, PA

Window Universe has experts to help you navigate the process.

Working Together

We are not commission based so it’s our job to help you find the best solution rather than the most expensive. Eliminating the pushy in-home salesman keeps costs down and quality up. Our window experts are here to help with solutions.

Filming a Window Universe project for HGTV Home & Garden.

Why Choose Us?

As one of the larger companies in the country every manufacturer wants us to carry their products. We evaluate the options to make sure we’re always offering the best value in the market for quality results today and every day.

New windows with no salesperson pressure.

Trusted Professionals

Projects are measured and installed by the manufacturer’s installation service to ensure quality results. It’s like taking your car to the dealer for service vs the corner mechanic. Our prices are more competitive because of our unique business model.

Let’s start your next project

The first step is to request pricing online. We’ll ask for basic info about your project and we’ll send you itemized pricing and product info by email.

This is a starting point. From there we can answer any questions and make unlimited revisions until we have the order exactly the way you want it.

You don’t need to be a window expert and you don’t need to measure anything. Welcome to the future of replacement windows.

Who are we?

Window Universe was founded by Dan Schweihs and Bianca Medrano in 2008. Since then we’ve helped thousands of customers replace their windows and doors while avoiding many of the pitfalls of the replacement window industry.

We separate ourselves from the competition by offering clear, simple, itemized prices with quotes by email and professional installation. We sell windows the way we’d like to buy windows.

Dan also runs TheWindowDog.com sharing insider info about the window business. This has since become one of the most popular websites about windows and doors on the internet. Learn more about our history.

Where is Window Universe?

Take a look at our replacement window projects

Efficient windows for the climate in Philadelphia

We’ll send the following info when you request our price list by email:

  • Itemized cost of suggested efficiency packages designed for this climate
  • Actual efficiency ratings (NFRC ratings) for several popular packages
  • Breakdown of available options with itemized prices
Energy Star Most Efficient replacement windows in Philadelphia

We have replacement window options that meet the Energy Star “Most Efficient” criteria for this climate zone. We tend to offer a much wider range of choices than most companies and we can help with suggestions.

Remember, we make this whole process just as easy as possible. We’ll offer a range of options that make sense for the climate here in Philadelphia. We show you the cost and the difference in efficiency level so you can make the best choice.

The power of color is undeniable

Black and bronze replacement windows in Philadelphia along with many other great colors.

Wide range of products

Here in Philadelphia we offer products that will perform well over the long term. Different projects need different products, but all of our customers are looking for quality and durability and a good value.

In this area we see a lot of double hung windows, picture windows, horizontal sliding windows and casement windows. We also offer bays and bows, garden windows and many door styles.

There are some companies that can only offer a few product options. Interestingly this is often caused by a lack of training for their salespeople. They keep their offering simple to avoid confusing their own people. Our window experts have an average of over 10 years of experience in the field. That’s one reason we can offer a wider range of choices than the typical in-home sales type of company.

Brands available in Philadelphia:


Warminster, PA showroom is available

The professional installation department is based out of the warehouse and showroom in Warminster, PA. If you’d like to see a sample window in person that is an option.

Lately more people are comfortable ordering online, but you can check out a display window in person if you’d like.

Note that every option is NOT on display so it’s a smart strategy to get a quote by email by filling out the form at the bottom of the page first. Then we can confirm showroom availability.

Window Universe Reviews

Read what our customers have to say about their experience, in their own handwriting.

If you’re thinking about replacing your windows or doors—whether you’re ready to begin or simply gathering information—you’ll want to see how easy we make the process for homeowners across Philadelphia and the surrounding suburbs. When you request a copy of our itemized price list, we’ll send clear, detailed pricing and real product information directly to your inbox. No sales appointment, no pressure, and absolutely no obligation.

It’s quick, it’s free, and it gives you all the information you need to make a confident decision. Whether you’re updating a Philadelphia rowhome, improving a property in King of Prussia or Media, or planning a project in Bucks, Montgomery, or Delaware County, we’re here to help you understand your options without the usual sales pressure.

Fill out the form below and discover why so many Philadelphia-area homeowners choose Window Universe for a more modern, stress-free window buying experience.

Step 1: We'll email you our itemized price list

To Receive 25% OFF Your Order
Request Our Price List by Email Now

No spam, no phone calls, no hassles.


Itemized Price List Request Form

What happens next?

You'll receive an email with the following info:

Window brochures and product details

Real efficiency ratings and suggested options

Itemized window price list

Showroom address and hours

Project pictures and customer feedback

Much more

If you're considering a window project you'll want this information.