Windows & Doors

window replacement fond du lac wi

Upgrade Comfort, Efficiency, and Style

Old windows and doors waste energy, let in drafts, and can compromise security. We provide quality window replacement in Fond du Lac, WI and beyond that enhances your home’s comfort, lower energy bills, and improve curb appeal.

Proper installation with attention to weatherproofing and insulation ensures your new windows and doors perform as they should, keeping your home comfortable and efficient year-round.

TESTIMONIALS

What They Say About Steve Wirtz Builders

"I had the privilege of meeting several employee's of Steve Wirtz Construction company as they replaced an old cellar door... Each person I met I found to be courteous, helpful, dependable and skilled. They are a trustworthy, talented group of individuals with high-work ethics. They arrived on time and left the job site clean after each visit... I truly appreciate all their hard work and kindness! Their skills are A+"

"My new kitchen and living room look great! It was great working with SWB. They were professional and made the remodel a positive experience. Their staff was super helpful and I can’t say enough about them. The painter, drywaller, plumber, countertop installer and electrician were also good to work with."

"Starting on June 21st, Steve Wirtz Builders began working on our huse. We couldn't be happier with the work and the time and would absolutely reccomend these guys to anyone that needs work done!!"

window replacement fond du lac wi | HOW IT WORKS

Your Path to a New Windows

Reach Out

Give us a call or fill out our contact form. Missy will get in touch to learn about your vision and schedule an initial consultation. Not sure if you’re ready to start? No problem. We’re here to help you through it.

Initial Meeting

Meet with the team to discuss your ideas, budget, timeline, and property. We’ll walk through design possibilities, answer your questions, and help you understand what’s involved in your project.

Get Your Estimate

We’ll send a detailed estimate via email outlining the scope, timeline, and investment. Once you’re ready to move forward, we’ll finalize plans, secure permits, and schedule your build.