Cost lever Sold under many names
Laminated glass
Two panes bonded to a tough plastic interlayer, so the glass holds together when broken. The basis of impact-rated coastal windows and a strong sound blocker.
What it means for you
Required in some NC coastal wind-borne-debris counties, and a real upgrade for road noise anywhere. A legitimate cost driver — confirm it's actually specified if your county needs it.
Where you'll see it
On coastal quotes and any soundproofing upgrade; on the spec as laminated or impact glass.
Also sold as: impact glass · safety glass
Related terms
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