About Roof Insulation

Roof insulation reduces energy bills by keeping your house cooler or warmer. There are many different types of materials that can be used to insulate a roof. The best type for your home depends on several factors. Certain kinds of roof insulation may require the help of a professional.

There is a wide variety of roof insulation materials available. Some types that are often used include polystyrene, urethane, phenolic, glass, rock wool, sheep wool and insulated plasterboard rafter. Other types are fiberglass, wood fibers, recycled cellulose fiber and gypsum board. The measurement of heat resistance and quality is called the r-value. The amount of r-value needed may depend on the climate.

The best kind of installation to use for your home depends on several factors. These may include the price and the amount of material you need. The amount of space available determines how much installation material is needed. It may also depend on the type of roof or home design you have. Every type of roof insulation has pros and cons. Research the specifications of each one will help you make the best choice.

One method that’s often used to insulate a roof is putting insulation board between the rafters. The thickness used depends on the depth of the rafters. A two inch air space is needed when insulating almost any roof. The air space is between the bottom of the roof sheathing and to the top of the insulation. Installing roof insulation may require a professional in some cases.