Old Roof Insulation Types

It absorbs water and it is fire resistant.

Old roof insulation types.

One of the most popular types of roof insulation is fiberglass. Not all insulation is created equal and various types exist for different applications. Rigid panels of insulation. Older types of insulation include loose fill or batt fiberglass which can be pink yellow or white.

All of these materials are produced using recycled waste materials. Box out light fixtures. Here we outline the details of five major options. Polystyrene and polyurethane are the most common types of materials used in making foam board.

Look for water stains on the roof sheathing or damp or moldy spots on attic joists and existing insulation as a clue to where leaks might be. 3 main old attic insulation types. While this type is often still used older insulation may be discolored or torn and is therefore less effective. These non asbestos insulations include cellulosic insulations such as loose fill cellulose and balsam wool batts cotton insulation fiberglass insulation mineral wool insulation slag wool insulation and rock wool insulation.

Most homes are filled with traditional fiberglass material with newer ones adopting recycled cellulose material for more environmentally friendly alternatives. If the insulation is wool like and gray it may be loose fill rockwool. Article index to types of building insulation. Blanket batts and rolls spray foam insulation blown in.

Asbestos free insulation materials contains our complete list. Foam is a popular type of roof insulation. Once installed this can reduce your energy bills by up to 20 and additionally significantly reduce your co footprint. Can be used to insulate almost any part of your home from the roof down to the foundation.

A new form of blown fiberglass mixes two types of glass that naturally curl. The mineral was popular. The most common types of materials used for loose fill insulation include cellulose fiberglass and mineral rock or slag wool. Cellulose is primarily made from recycled newsprint.

Fiberglass comes either as sheets that can be applied to the roof from the inside or as loose fibers mixed with adhesive that are blown into place. Spray foam roof insulation pros polyurethane spray foam is applied to the underside of the roof directly onto the slates tiles or roofing felt and bonds them to each other and to the load bearing rafter timbers. Sheathing reduces heat conduction through structural elements like wood and steel. This is a lightweight shiny material that resembles mica flakes.