Assertion: metal roofing | /r/HasProperty | lightweight
Facets:
value: very
type: DEGREE
Source sentences:
text: Metal roofing is very lightweight, allowing simple and cost-effective support structures to be used.
text: Compared to the weight of tile at 750 pounds per square (an area equal to 100 square feet) or concrete tile at 900 pounds per square, metal roofing is very lightweight.