Energy-Efficient Glass Options

The weather in the Raleigh area disturb Pella® windows. Pella of Raleigh offers energy-efficient products for your climate. Our InsulShield® glass brings some of our most cutting-edge options for saving energy—and they’re all created for specific climates.

Advanced Low-E Insulating Glass with Argon

  • Insulates well from hot and cold weather
  • Insulating argon between the pieces of glass
  • Two panes of glass with Advanced Low-E protection block 84 percent of the sun’s ultraviolet rays
  • Three-pane options boost energy efficiency and block 86 percent of the sun’s ultraviolet rays
Double-Pane Glass Available Product Lines
  • Architect Series®
  • Designer Series®
  • Encompass by Pella®
  • Pella® 250 Series
  • Pella® 350 Series
  • Pella® 450 Series
  • Pella® Impervia® Series
Triple-Pane Glass Available Product Lines
  • Architect Series®
  • Designer Series®
  • Pella® 250 Series
  • Pella® 350 Series
Advanced Insulating Glass with Argon

AdvancedComfort Low-E Insulating Glass with Argon

  • Balanced insulation summer and winter weather
  • Insulating argon between the panes of glass
  • Two panes of glass with Advanced Low-E protection resist 85 percent of the sun’s ultraviolet rays1
  • Three-pane options improve energy efficiency and shield against 87 percent of the sun’s ultraviolet rays1
Double-Pane Glass Available Product Lines
  • Architect Series®
  • Pella® 450 Series
  • Pella® Impervia® Series
Triple-Pane Glass Available Product Lines
  • Designer Series®
AdvancedComfort Insulating Glass with Argon

SunDefense Low-E Insulating Glass with Argon

  • Blocks the heat of the sun while offering visible light and a clear view
  • Two panes of glass with SunDefenseTM Low-E protection resist 94 percent of the sun’s ultraviolet rays1
  • Three-pane options improve energy efficiency and shield against 95 percent of the sun’s ultraviolet rays1
Double-Pane Glass Available Product Lines
  • Architect Series®
  • Encompass by Pella®
  • Pella® 250 Series
  • Pella® 350 Series
  • Pella® 450 Series
  • Pella® Impervia® Series
Triple-Pane Glass Available Product Lines
  • Architect Series®
  • Designer Series®
SunDefense Glass

HurricaneShield® Impact-Resistant Glass

  • A strong choice for areas of the country with hurricane-force winds
  • Exceptionally strong structural polymer interlayer grips glass together if shattered
  • Strong resistance against flying debris and ultraviolet protection2
Double-Pane Glass Available Product Lines
  • Architect Series®
  • Pella® 350 Series
HurricaneShield Glass

Obscure Insulating Glass

  • A good choice for private spaces like bathrooms or bedrooms
  • Low-E insulating glass with a textured surface
  • Lets natural light in but reduces view
Double-Pane Glass Available Product Lines
  • Architect Series®
  • Encompass by Pella®
  • Pella® 250 Series
  • Pella® 350 Series
  • Pella® 450 Series
  • Pella® Impervia® Series
Triple-Pane Glass Available Product Lines
  • Designer Series®
  • Pella® 250 Series
  • Pella® 350 Series
Obscure Insulating Glass

Tinted Insulating Glass

  • Helps block the sun’s rays and decreases glare
  • Helps keep rooms with direct sunlight cooler3
Double-Pane Glass Available Product Lines
  • Architect Series®
  • Designer Series®
  • Encompass by Pella®
  • Pella® 250 Series
  • Pella® 350 Series
  • Pella® 450 Series
  • Pella® Impervia® Series
Triple-Pane Glass Available Product Lines
  • Designer Series®
  • Pella® 250 Series
  • Pella® 350 Series
Tinted glass

Laminated Insulating Glass

  • Good for increasing safety and noise control
  • Polymer interlayer keeps the glass intact if shattered
  • Cuts back on outside noise and offers protection from intrusion
Double-Pane Glass Available Product Lines
  • Designer Series®
  • Pella® 350 Series
Laminated Glass

Tempered Insulating Glass

  • Similar to strong safety glass used in cars
  • A good choice in areas where injuries from shattered glass are an issue
  • If broken, it shatters into small fragments rather than sharp shards
Available Product Lines
  • Architect Series®
  • Designer Series®
  • Encompass by Pella®
  • Pella® 250 Series
  • Pella® 350 Series
  • Pella® 450 Series
  • Pella® Impervia® Series
Tempered glass

Click below to book a no-cost, in-home consultation or come in to your local showroom to find out more about which energy-efficient glass could be best for your home.





1Optional high-altitude Low-E insulating glass does not contain argon in most products. Please see your local Pella® sales representative for more information.
2Available in pine products only.
3Provides less fade and temperature protection than our InsulShield® glass types.
Live Chat
I can help with your window or door replacement questions.