There are many materials, which can be used for this purpose. One of the most popular ones is fiberglass. Fiberglass sheets are widely available, and they can be installed under the roof in order to provide insulation. There are also some new versions of fiber glass in which it is sold as loose fibers, which are later blown onto the area of insulation. This is very convenient because it eliminates the need of adhesives, as the fibers stick together as they curl.
Another good material for using under roofing is cellulose fibers. This is made from recycled paper, which is treated with fire retardant. The main advantage of this material is that it is easy to install and is also quite cheap. It is more effective than fibreglass insulation, which has made it a popular option. Since it is treated with a fire retardant, it is also a safer alternative.
Foam is also a suitable material for use under roofing shingles. There are many kinds of foam insulation. Some foam insulation are quite rigid, and they are cut to size and placed under the roof. In other cases, it is sprayed into place where it later expands and fills the space under the roof.
Nowadays, cotton and denim are also used for roof insulation. These are environment friendly because recycled cotton and denim is used. There are also other earth friendly options such as wool and soy fibers, and these are quite easy to install.
With so many options available, you can easily find a suitable material to use under roofing for insulation purposes. Insulation offers many advantages for your home. Effective insulation will help keep your house cool in the summer and warm in the winter. It also makes central heating or cooling more effective, which can help you save on your monthly energy bills.
Keep in mind that the quality of any insulation material can be determined by its R rating. The higher the R rating, the more effective is the insulation of that particular material. Therefore, no matter what material you use, make sure it has a high rating.