Slider Windows

Enjoy an expansive view of your outdoor surroundings with slider replacement windows from Thermal Industries!

Highest Quality Materials

All of our slider replacement windows are made from uPVC or virgin vinyl to assure the highest quality. Using vinyl also makes our slider replacement windows maintenance-free, meaning they will never need painting or scraping, and will not rot, chip or peel.

Structural Integrity Built Into Every Window

Our slider vinyl replacement window frames and sashes feature fusion-welded construction to provide increased strength, durability and longevity.

Convenience You Can Count On

Mounted on brass wheels, our slider vinyl replacement windows smoothly glide horizontally across their tracks allowing you to open your vinyl replacement windows and enjoy fresh air with ease. Plus, lift-out sashes make cleaning your slider vinyl replacement windows a snap!


  • Solid Vinyl Construction
  • Interlocking Sashes with Q-Lon & Finseal Weather-Stripping Seals at Meeting Rail
  • Round Housing Lock
  • Continuous Vinyl Slide Rails
  • Night Vent Latch
  • Integral, Dual Tandem Brass Roller Wheels are self-aligning and easily glide along the Monorail Track Liner
  • Removable Track Liners lift out of the mainframe for easy cleaning