Local Window Replacement – Wausau

When homeowners in Wausau, Wisconsin and surrounding areas are in need of a window replacement company, they choose AHT Wisconsin Windows. Whether you are building a new construction or just looking at making your home more energy-efficient, our replacement windows and doors are durable, energy-efficient and customizable. We are proud to say our replacement doors and windows are built “frozen tundra tested tuff” and can withstand brutally cold temperatures, snow, ice, and help keep the inside of your home at a comfortable temperature year round. Contact AHT Wisconsin Windows today; we are looking forward to serving you with excellence as we have more than 12,000 homeowners.

Local Reviews
for Wausau Area

Rated 4.7 out of 5 stars based on 7 customer reviews

Map of Rothschild, WI

Good Quality Windows




We researched many window companies, the quality of these windows and life time warranty sold us!


Map of Schofield, WI

Rob's the best! 🙂




Our current windows Windows needed to be replaced long ago. There is moisture around them the seals are broken in the windows they are difficult to clean and I'm ready for something new and innovative


Map of Schofield, WI

Awesome windows, with Great service!




Very impressed with this product. Can't wait to get my new windows. Smart investment!


Map of Wisconsin Rapids, WI

New triple pane windows




Just bought 6 new ones very impressed on the quality


Map of Birnamwood, WI

Great Service




Very impressed with the quality of the materials / Salesperson was very pleasant and personable


Map of Mosinee, WI

Love these windows!




Great windows. Great service.


Map of Rothschild, WI

Great presentation on a superior product!!




We have other factors in our lives to deal with at this point before we can consider buying this product. The price for this superior product is good for us but the timing is just not right for us. Thanks to Tim for his time and when we decide, he would be the go to person for us!!


Mariah S.

Mariah S.

Come check our AHT WI Windows booth out today at Central WI Sports Show! Hope to see you there!

Near Eagle Nest Blvd, Rothschild, WI 54474
Sarah H.

Sarah H.

Last day here at the Central Wisconsin Sports Show. You can learn more about fishing, and win free Windows!!!!

Near Market St, Rothschild, WI 54474
Kira B.

Kira B.

Last day to come by our booth to sign up to win 50k of windows and doors!

Near Michigan Ave N, Stevens Point, WI 54481
Mariah S.

Mariah S.

Come visit our AHT WI Windows booth at Central WI Sports Show! Hope to see you there and have a great weekend!

Near Eagle Nest Blvd, Rothschild, WI 54474
Sarah H.

Sarah H.

We're back at the Central Wisconsin Sports Show today. Come check out the fishing gear and sign up for our sweepstakes.

Near Imperial Dr, Rothschild, WI 54474
Kira B.

Kira B.

Come sign up for our 50k Giveaway in home improvement products!

Near Michigan Ave N, Stevens Point, WI 54481
Kira B.

Kira B.

Excited to be at the Golden Sands Home and Garden Show! !

Near Michigan Ave N, Stevens Point, WI 54481
Mariah S.

Mariah S.

Welcome! Come visit the AHT Wisconsin Windows booth at Central WI Sports Show!

Near Eagle Nest Blvd, Rothschild, WI 54474
Sarah H.

Sarah H.

We have a booth at the Central Wisconsin Sports Show this weekend. Stop by and say hi, and try to win free product!

Near Market St, Rothschild, WI 54474
Kevin G.

Kevin G.

In Wausau, WI giving a free estimate for triple pane low E composite replacement windows.

Near Springdale Ave, Wausau, WI 54401

Replacement Windows Wausau

AHT Wisconsin Windows understands homeowner’s frustration with high heating and cooling bills. With windows in the home accounting for 30% of your home’s heating and cooling energy loss, it is essential to install energy-efficient replacement windows in Wausau. We are proud to offer the most innovative, energy-efficient replacement windows available on the market today. Features of AHT Wisconsin Windows include:

  • Insulates 214% better than hollow rigid vinyl windows
  • Insulates 62% better than wood windows
  • Will not rot, chip or fade
  • Resists insects, molds, mildew and fungus
  • Surface hardness and screw holding power is superior to pine
  • Carries UL-VO-94 fire rating – The Best!
  • Passed salt-water exposure of 1,000 hours
  • Expansion / Contraction rate is well below rigid vinyl
  • Durable 3-1/4″ master frame and welded corners deliver years of strength and beauty
  • Warm edge spacer system provides additional insulation value
  • Low-E glass package virtually eliminates heat convection
  • Triple weather stripping and full depth interlock on sashes virtually eliminate drafts
  • Full slope sills for a classic window look
  • Sound absorbent materials for peace and quiet
  • Tilt-in sashes allow for easy cleaning from inside your home. No ladders needed.
  • High security ventilation locks help protect your family and home.
  • Maintenance-free for years of value and enjoyment

Entry Doors Wausau

When you need to replace an entry door, AHT Wisconsin Windows has energy-efficient exterior doors that will help keep your home in Wausau warm and comfortable during our Wisconsin winters. We have a wide selection of replacement exterior doors, front doors, fiberglass entry doors, storm doors or entry doors. Our replacement front doors are:

  • Available in steel or fiberglass construction
  • ENERGY STAR qualified home improvement products
  • Offered in multiple different style collections, a wide selection that gives you the opportunity to choose front doors that suit
  • the look and architectural character of your home in the Wausau area

  • Completely customizable, thanks to options like decorative glass, a wide range of finishes, and upgraded hardware

For new sliding glass doors that will enhance the beauty of your home in Wausau, the name to trust is AHT Wisconsin Windows. We are proud to offer Wausau and surrounding areas with the most durable and energy-efficient sliding glass doors and replacement patio doors on the market today. Some features of our sliding glass doors are: steel reinforced for security and structural integrity, multiple-point locks with single-lever operation for increased security, monorail gliding system for easy operation, warm-edge insulated glass for incredible energy efficiency, and feature triple-pane glass packs with Low-E coatings and proprietary gas fills, which helps reduce heat transference and keeps the inside of your home feeling more comfortable throughout the year.

At AHT Wisconsin Windows, not only do we offer outstanding energy-efficient replacement windows, exterior doors and sliding glass doors, but we also provide customer service that is second to none. Contact AHT Wisconsin Windows today for more information about replacement windows, replacement doors or a replacement sliding glass doors that we install at homes in Wausau, Edgar, Mosinee, Wittenberg, Birnamwood, Marathon, Rothschild, Schofield, Tigerton, Shawano, Bonduel, Stevens Point, Wisconsin Rapids, Plover, Amherst and all nearby communities in Wisconsin. Proud to serve the following zip codes with all of their window and door needs – 54401, 54403, 54426 ,54455, 54448, 54474, 54476, 54499, 54414, 54486, 54166, 54107, 54481, 54494, 54495, 54467, 54406