Learn About Glass

LowEgraph

80% of a window is glass. Better glass achieves energy efficiency! Minimal investment gets you 4-10 times more efficient glass!

How do you choose the right glass for your windows?

Assess the following:

  • Climate zone
  • Sun exposure
  • Window placement in the house
  • Heating and cooling needs
  • Size of the windows
  • Sound control
  • Energy Star recommendations (see map)

Get more information:

Superior glass technology insulates better than clear double pane glass! Learn how Low E and Argon Gas insulate and block ultra violet rays.

Also visit our NFRC and BTU Meter page to learn how to read the numbers on each sticker that comes with new windows.

Gravina’s® is an EPA Lead-Safe Certified Firm. Click here to learn more about lead safety.

Gravina’s provides solid answers to your questions!

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