Bay Windows, Bow Window, Casement, Double Hung Windows, Replacement Windows & Vinyl Windows in Appleton, Chippewa Falls, Eau Claire, Gillett, Green Bay, Oshkosh, Stevens Point, Wausau, WI

Home Window and Door Replacement in Wisconsin

Family Owned, Family Operated

Custom Windows PLUS serves customers throughout Wisconsin by providing high-quality custom vinyl replacement windows and doors that stand up to the harshest weather.  As a family owned and operated business, we take a real and personal pride in providing superior products with world-class service…all at competitive prices.


The entire staff of Custom Windows Plus has years of experience in helping people just like you choose the right window and/or patio door for every application.  They know the many different variables that go into selecting a quality replacement window or door and they understand how to explain the differences in a manner that provides peace of mind when making a final selection.  Our installers treat your home as if it were their own, paying special attention to all the little details that make such a huge difference in the interior and exterior appearance of your replacement products.


Top Ten Reasons to Choose Custom Windows Plus
  • Our window qualities include:
    • Virgin vinyl-maintenance free
    • Fusion welded corners
    • 3 coats of Low E & Argon gas
    • Tilt-in for easy cleaning on Sliders & Double Hung
    • Slider windows have bearings
    • Top of the line dual locking mechanisms
    • Patented warm edge spacing technology
    • Self-cleaning glass available is an affordable option
    • Drain holes in all windows
    • 100% Made in the USA
  • Our installation qualities include:
    • Expert installers, our installers are paid hourly, NOT piece rate
    • Expanding foam wrap
    • Highest quality silicone caulk
  • Accredited member of the BBB
    • Always check with the Better Business Bureau for a reputable business
    • Better Business Bureau phone # (920) 734-4352
  • Family owned and Operated
    • Not a franchise
  • One Stop Shop
    • This means NO warranty hassles ever
  • Transferrable Warranty
  • Quick Lead Time
    • Gets your windows in sooner
  • Fast installation
    • Most of our installations are completed in one day
  • Windows are fitted to the nearest 1/8”
    • Not to the nearest 1/4” like some of our competitors
  • Home Performance
    • We are partnered with ENERGY STAR

When it comes to replacement windows and doors,
Wisconsin calls Custom Windows Plus. Call today for your free estimate