double-glazed

US /ˌdʌb.əlˈɡleɪzd/
UK /ˌdʌb.əlˈɡleɪzd/
"double-glazed" picture
1.

dubbelglas

having two layers of glass with a space between them, typically to reduce heat loss and deaden sound

:
The new windows are double-glazed, which helps keep the house warm in winter.
De nieuwe ramen zijn dubbelglas, wat helpt om het huis warm te houden in de winter.
We need to replace our old, single-glazed windows with double-glazed ones for better insulation.
We moeten onze oude, enkelglas ramen vervangen door dubbelglas ramen voor betere isolatie.