F_EnergexLogo_ColorThermoseal also carries the Energex Elite™ horizontal slider windows. These slider windows combine refreshing breezes with an attractive contemporary style. Two moving sashes have continuous handle rails and also slide on brass rollers, which makes it easy for you to open and close your windows.

Standard Frame Features

  • Sunshield Vinyl
  • 3 1/4″ Frame Depth
  • Heavy 0.070″ Vinyl Wall Thickness
  • Beveled Exterior For a Beautiful, Bold Appearance
  • Replacement or New Construction Frames

Standard Glass Features


    • Double Strength Glass
    • Super Spacer Premium
    • High-Performance Guardian 70/36 Soft Coat Low-E
  • 7/8″ Overall Insulated Glass Thickness

Standard Hardware and Miscellaneous Features

  • High-Performance Triple Fin Weatherstripping
  • Ecoban Coating Applied To Weatherstripping To Help Protect Against Pollen, Mold, and Bacteria
  • Lift-Out Sashes For Easy Cleaning
  • Integral Interlocking Sashes
  • Extruded, Ergonomic Lift Rail
  • Full Screen Built with Flex Screen™ and Fiberglass Mesh
  • Heavy Duty Brass Rollers For Smooth Operation
  • Innergy™ Fiberglass Reinforcement at Meeting Rail
  • Exterior Glazed
  • Energy Star Certified In Most Areas

Standard Certified Window Performance Numbers

  • U-Value – 0.28 (Higher Efficiency Options Available)nfrc logo good
  • Air Infiltration – 0.10 cfm
  • Water Penetration – 9.75 psf
  • Condensation Resistance – 62

Window Warranty

  • Lifetime Warranty On The Vinyl Against Cracking, Splitting, and Yellowing
  • Lifetime Warranty On Insulated Glass Units Against Stress Cracks And Seal Failure
  • Lifetime Warranty On Screens And Hardware

Additional Performance Numbers (71 x 56) Window

  • DP-35 (Design Pressure Rating)
  • AAMA 101

You can also check out more window styles and specifications by clicking and downloading the brochure below:

Thermoseal Window Brochure

Energex Elite windows are also available in the following window styles:

Need more choices? We also offer the following window styles:

For instructions on how to install our windows, please click below:

Replacement Windows

New Construction Windows

More Information About The Energex Elite Windows