Energy-Efficient Glass Options

The weather in the Lewes area disturb Pella® windows. Pella of Lewes offers energy-efficient selections for your climate. Our InsulShield® glass includes some of our most cutting-edge options for conserving energy—and they’re all designed for specific areas of the country.

Advanced Low-E Insulating Glass with Argon

  • Insulates well from cold and hot temperatures
  • Insulating argon between the pieces of glass
  • Two panes of glass with Advanced Low-E protection resist 84 percent of the sun’s ultraviolet rays
  • Three-pane options increase energy efficiency and shield against 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 block 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

  • Resists the heat of the sun while offering visible light and a clear view
  • Two panes of glass with SunDefenseTM Low-E protection block 94 percent of the sun’s ultraviolet rays1
  • Three-pane options increase energy efficiency and block 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 keeps glass together if shattered
  • Strong protection from 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 including bathrooms or bedrooms
  • Low-E insulating glass including a textured surface
  • Lets natural light in but blocks 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 resist the sun’s rays and decreases glare
  • Helps keep areas 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 improving safety and noise control
  • Polymer interlayer keeps the glass intact if shattered
  • Reduces outside noise and adds protection from trespassers
Double-Pane Glass Available Product Lines
  • Designer Series®
  • Pella® 350 Series
Laminated Glass

Tempered Insulating Glass

  • Not unlike strong safety glass used in cars
  • A good selection in areas where injuries from shattered glass are an issue
  • If broken, it shatters into small fragments instead of 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 plan a no-cost, in-home consultation or visit your local showroom to learn more about which energy-efficient glass could meet your needs.





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.