Energex Double Hung Replacement Windows

Thermo Seal is proud to carry and manufacture the Energex Elite™ line of double hung windows. These windows are a favorite of homeowners due to their beauty and ease of use. The two tilting, movable sashes make regular cleaning and ventilation a breeze.

Standard Frame Features

Sunshield Vinyl
3 1/4″ Frame Depth
Heavy 0.065″ Vinyl Wall Thickness
Sloped Sill With Patented Sill Interlock
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 & Miscellaneous Features

Constant Force Balance System for Smooth and Reliable Operation
High-Performance Triple Fin Weatherstripping
Ecoban Coating Applied To Weatherstripping To Help Protect against Pollen, Mold, and Bacteria
Innovative Lock and Tilt Latch system For A Clean, Unobstructed Meeting Rail
Integral Interlocking Sashes
Extruded, Ergonomic Lift Rail
Full Screen Built With Flex Screen™ And Fiberglass Mesh
Dual Bulb Seal At Sill
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)
Air Infiltration – 0.05 cfm
Water Penetration – 8.35 psf
Condensation Resistance – 61

Additional Performance Numbers (48 x 75) Window

DP-55 (Design Pressure Rating)
LC-40 (Light Commercial Rating)
AAMA 101

The Best Warranty in the Window Business

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