Exterior Doors, Windows and Siding Replacement

30+ years in business

Proudly Serving Dayton; Beavercreek; Xenia and Surrounding Areas

Your Satisfaction Guaranteed

The Owner, Robert, Is On Each Job Site

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Exterior Doors, Replacement Windows and Siding Company

Serving Dayton, Beavercreek, Xenia and Surrounding Areas

We are a licensed, fully insured and accredited business. We stand behind every job with industry-leading warranties on all materials, labor and professional installation of all your Replacement Doors, Windows, Siding and more!

Exterior Door Replacement Services

Customize your home with a Therma-Tru entryway. We also offer a wide selection of door brands and styles with paint or stained finish, hardware and accessories to increase the curb appeal of your home. We are a Certified Therma-Tru Contractor with 30+ years of exterior door replacement experience. We offer several other brands to choose from to fit any budget!

Fast, free in home quotes are guaranteed to help you find the perfect door. Our industry-leading warranties give you peace of mind that you have made the right choice for years to come.

Exterior Entry Doors
Wood, Steel & Fiberglass Doors
Patio Doors
French Doors
Storm Doors
Interior Doors

Window Replacement Services

Energy-smart and weathertight vinyl replacement windows reduce fuel consumption needed to heat and cool your home. They are also the perfect opportunity to transform your personal space into one that reflects your specific style and taste. Call today for your free, no obligation estimate (937)701-3273

Double Hung Windows
Bay & Bow Windows
Casement Windows
Awning Windows
Sliding Windows
Garden Windows
Custom Windows
Tornado Rated Glass Windows
Wood replacement windows (Full Frame)

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Why Choose Triangle Exteriors

A+ BBB Rating
Licensed & Insured
Locally Owned & Operated
Satisfaction Guaranteed
Owner Is On All Job Sites
Industry-leading Warranties

Your Satisfaction Is Guaranteed

At no point will you have to deal with salesmen, subcontractors, or separate distributors. We give fast, free in home quote for a demonstration or over the phone estimate with a few easy questions and cut out the middleman. We are here to guarantee your happiness with our quality craftsmanship and warrantied work, with a peace of mind you will have for years knowing you made the right choice.

What Our Clients Are Saying

“When Robert told me he could replace my door when the big box stores said it wasn’t possible, I was skeptical. But after the job was done, it looked like it was part of the factory door unit. He exceeded my expectations and all the while providing great service and friendly attitude. There were no surprises and no extra fees. Everything he said he would do he did and more. Highly recommended for any entry door needs.”

- Joe N | Replace Exterior Door |

“Robert work with me through this whole project. I’m out of state so I couldn’t be there. But he inform me everything he did then took pictures of the finish project. Price was lower than I expected. He replace the whole front door and 3 windows. What a great job!”

- Michele J | Replacement Windows |

“Robert was very professional and understanding of our wants from the very beginning. He showed up on time and finished in a timely manner. I would definitely hire him again.”

- Daniel W | Replace Sliding Doors |