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  • Enjoy Spring's ColorsWatch the seasons change
  • Summer EntertainingFun is inside. Pests and weather are outside
  • Autumn beautyRestful days enjoying the fall leaves
  • Winter comes aliveAll Season enjoyment
Enjoy Spring's Colors1 Summer Entertaining2 Autumn beauty3 Winter comes alive4

Superior craftsmanship in every  Vertical Vinyl Sliding Window and Door custom-manufactured for each sunroom, porch or patio conversion. Our exclusive list of available colors accents your decor and adds value to your home. Manufacturing excellence since 1951.

Styleline’s incredible EZVueTM Vertical Vinyl Sliding Windows and Doors are fast becoming America’s most popular sunroom and porch conversion solution. Here’s why:

More Colors!

Homeowners can select from 9 frame colors for their storm windows. Styleline’s Powder Coating Division opens up new possibilities for blending your new porch conversion into the home’s exterior decor.




Fashion Clay


Fashion Cranberry

Fashion Hunter Green


Fashion Brown

Precision Engineering and Manufacturing.

Styleline’s Customer Service Representatives, Design Specialists, and staff share an unwavering commitment to excellence in quality in every window and door built and assembled in our Wisconsin and North Carolina facilities. We stand head and shoulders above other window manufacturers because we care about you first!

Choose from 4 Vinyl Glazing Colors.

Your windows are custom-built to your sunroom design and specifications.




Dark Gray