Because that's the most efficient and cost-effective way to insulate house walls.
Insulation and sheetrock are related only in the sense that they are used in walls. When one side is drywalled insulation batts can be stuffed in the other side and then boarded up.
by conduction process.
well you dont so internet get it right u weird personm who asked
fiberglass
fibre glass works by trapping warm air inside it, air is a natural insulatorso that's how it works basicaly!
Fiberglass is a very strong material that is good for insulation.
Fiberglass is not combustible; at high temperature fiberglass is melted.
It's a loose woven fibreglass that comes in 'batts' to fit in walls between the studs as insulation. It's very light and easy to work with.
copper
A contractor build two houses with 2 by 6 walls. He sprayed 1.5 inches of foam into the walls of one house and used standard fiberglass insulation for the other house. The house with polyurethane insulation always had lower electric bills. They believe this is do to the fact that the foam is the worlds best insulation and it seals all air leaks.
Fiberglass is a good insulator. It's often used in home insulation!
Fiberglass is a good insulator. It's often used in home insulation!