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Replacement Windows

Upstate’s Most Efficient

If you’re in the market for replacement windows, look no further.  Window Depot USA of Upstate takes advantage of our national buying power, to provide you with the most energy-efficient windows available, at exceptional prices.

And with a wide variety of style and decorative options, we’re certain that we can design the right look for your home. Call us today for a down-to-the-penny price quotation.

Call us Today: (864) 532-4449


Why Window Depot USA?

National Strength. Local Service.

Replacement windows for your residence can add value to your home, enhance curb appeal, save you energy, and brighten drab inside spaces. But with so many companies to choose from, how do you really judge “Value”?

Window Depot USA of Upstate provides the strength and national buying power of a large national network, with the intimate service of a local professional.

Our Unfair Advantage: Triple Pane Technology

We specialize in Triple Pane Windows.  Check out these comparisons to typical clear glass windows.


LOWER U FACTORS Improve Energy Savings Up to...


REDUCE Outside NOISE By up To...




Average PRICE SAVINGS when Compared to the National Average


We now offer premium products from ProVia

Window Depot USA in Greenville, SC is proud to offer Replacement Windows from ProVia.  This includes the #1 quality-rated Endure vinyl replacement window line, as well as the incredible Aeris real-wood hybrid window.

In addition to windows, we’re also authorized to offer ProVia’s fiberglass and steel Entry Door systems.

This is a partnership we’re very proud of.  Learn more here.

Energy Efficient Replacement Windows

You’ve chosen the Upstate as your home, and you’re well aware of the fluctuating seasons, inclement weather, and brutal summers that we have in our area. Your heating and cooling system is working overtime, but energy-efficient replacement windows can help cut the high costs of your energy bills.

Our national buying power allows us to pass on tremendous replacement window savings to our customers, so you can keep your home more comfortable with extra money in your wallet. You can have the best of both worlds with affordability and top-notch product quality. Contact Window Depot USA of Upstate today, to learn how we can improve your home’s efficiency and keep more money in your wallet.

Replacement Windows

The ultimate balance between energy-efficiency and beauty, the Window Depot Signature Series replacement window line has been crafted to deliver the highest level of value possible. Sound too good to be true?

Contact Us Now to learn more about Triple Pane Windows. We call it our “Unfair Advantage”. Once you’ve discovered all of the advantages of triple pane windows, and seen our price…we think you’ll agree that you wouldn’t settle for anything less for your home. Learn More

Premium Entry Doors

Your entry door makes one of the biggest impacts on the outside of your home. Set the tone of your home with a beautiful entry door from Window Depot USA.

Our entry doors are professionally crafted and come in a variety of colors and styles to suit your personal tastes.

Nothing says welcome home more than a beautiful entry door. Select from a variety of colors and experience true quality craftsmanship with Window Depot USA’s entry doors. Not only do they keep the elements out, but they are also thermally-efficient and help your home maintain a consistent temperature. Learn More

Get your down-to-the-penny price quotation right now.

Locally Owned and Operated

At Window Depot, we are committed to providing homeowners in Greenville, SC and the rest of the Upstate with the very best combination of quality, performance, and affordability for their replacement windows and entry door projects.

Eric prides himself on providing expert product knowledge and honest advice in a comfortable, no-hassle environment. We are dedicated home-improvement professionals with years of home remodeling experience.  We truly believe in delivering the ultimate in customer satisfaction so you can be sure you’re making the right decisions for your home.