Sunspace Sunroom

WeatherMaster Vertical Windows

Home > Products > WeatherMaster Windows > WeatherMaster Vertical Windows

The style of windows determine how much light and fresh air circulate through your sunroom. Picking the right windows can face you with some tough choices. What if you want as much light as possible, but you don’t want to pay wall-to-ceiling glass-window prices? What if you prize as much circulating fresh air as possible, but want the option of using the room for longer than the screen-weather months of summer? WeatherMaster Four Track Window Systems allow for ultimate flexibility in making those choices. Our windows are safe, durable and stylish, and they leave the choices in your hands.

Here’s how it works: WeatherMaster Windows are a vertical line of four windows that can be easily opened and closed. This unique arrangement allows you to stack opened windows at the bottom, top, or even the middle of the row, allowing up to 75% ventilation. Full fiberglass mesh screen keeps bugs out while preserving the open feel of your room. When vertical rows of windows are installed next to each other, you can create a wall of windows up to 12 feet wide and 8 feet high!

WeatherMaster Windows are made with ViewFlex glazed vinyl, which is more durable than glass. Select clear windows, or tint them Smoke Grey, Dark Grey, or Bronze. The window frames are available in 3 standard and 4 designer color options, so you can personalize your wall of windows the way you want to.

Our windows are designed to fit with WeatherMaster Four Track Doors, so you can create a unified look for your new room. Our WeatherMaster series installs easily onto your porch, screen enclosure, sunroom, or gazebo. Sunspace products are virtually maintenance-free, so you can spend less time thinking about windows, and more time looking through them at the view you love.


Product Brochure

Sunspace Vertical Window Systems PDF

WeatherMaster™ Windows are made from ViewFlex vinyl that is available in 4 different tints, allow for 75% ventilation, and are a virtually maintenance free window system. With a variety of products and colors to choose from to suit your specific needs and custom applications, WeatherMaster® products are an economical way to expand the functionality of any space while adding beauty and value to your home.

ViewFlex Vinyl

All vents are glazed with ViewFlex, a tough, resilient vinyl, available in clear, smoke, bronze and dark gray or any combination of tints.

Why Choose WeatherMaster Windows?

  • 75% ventilation
  • Infinitely adjustable, stack up, stack down, bunch up in the middle
  • Perfect for under existing roof applications
  • ViewFlex vinyl glazing is more durable than glass
  • Variety of tint colors to choose from
  • Full fiberglass mesh screen
  • Maximum width of 12ft. x 8ft. high
  • Stylish design
  • Ideal for under existing porch

Sunspace WeatherMaster Windows & Doors

Subscribe to Sunspace Channel

Available Colors







Custom Colors Available, ask your sales representative.

Available Tints






Dark Gray



WeatherMaster Vertical Windows

Design Inspiration