Old Roof Insulation Types

A new form of blown fiberglass mixes two types of glass that naturally curl.

Old roof insulation types.

Unless you re using mineral wool insulation or your fixtures are rated safe for contact with any type of insulation don t allow the material to touch or cover recessed cans or. Other insulation materials include foam wool and even insulated glass for windows. Asbestos free insulation materials contains our complete list. 3 main old attic insulation types.

Can be used to insulate almost any part of your home from the roof down to the foundation. Sheathing reduces heat conduction through structural elements like wood and steel. While this type is often still used older insulation may be discolored or torn and is therefore less effective. If the insulation is wool like and gray it may be loose fill rockwool.

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. Foam is a popular type of roof insulation. Not all insulation is created equal and various types exist for different applications. Cellulose is primarily made from recycled newsprint.

This is a lightweight shiny material that resembles mica flakes. One of the most popular types of roof insulation is fiberglass. Older types of insulation include loose fill or batt fiberglass which can be pink yellow or white. Article index to types of building insulation.

Here we outline the details of five major options. 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. It absorbs water and it is fire resistant. Polystyrene and polyurethane are the most common types of materials used in making foam board.

Most homes are filled with traditional fiberglass material with newer ones adopting recycled cellulose material for more environmentally friendly alternatives. Once installed this can reduce your energy bills by up to 20 and additionally significantly reduce your co footprint. Rigid panels of insulation. Most fiberglass products contain 40 to 60 recycled glass.

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. Blanket batts and rolls spray foam insulation blown in. All of these materials are produced using recycled waste materials. 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.