Assertion: fenestration | /r/UsedFor | refer to product
Facets:
value: according to wikipedia
type: OTHER
Source sentences:
text: According to Wikipedia, fenestration refers to "products that fill openings in a building envelope, such as windows, doors, skylights, curtain walls, etc., designed to permit the passage of air, light, vehicles, or people.
text: Fenestration in basic terms, refers to any products that fills an opening in a building.