Energy Efficiency Options

Energy Efficiency Options

Hy-Lite's three energy-efficiency options give you the decorative sparkle of designer windows while providing you with the energy efficiency of a modern Low-E window.

SunBlock
Limits solar heat gain through tinted UV inhibitors in the resin. Ideal for warm climates.

E3 Triple Glaze
Increases insulative power with an extra panel of acrylic in the center of each block. Available in both Wave and Glacier styles. Ideal for cool climates.

E3 SunBlock
Combines the solar heat reduction of SunBlock with the insulative power of E3 Triple Glaze, providing the most energy efficient acrylic block to date. Ideal for all climates, and Energy Star®-qualified in most areas of the U.S.

SunBlock Sizes

  • 6" x 6" x 2"
  • 8" x 8" x 2"
  • 8" x 8" x 1-1/2"
  • 9" x 9" x 1-1/2"

E3 Triple Glaze Sizes
Wave and Glacier Styles

  • 8" x 8" x 1-1/2"
  • 9" x 9" x 1-1/2"

E3 SunBlock Sizes

  • 8" x 8" x 1-1/2"
  • 9" x 9" x 1-1/2"