1. Fiberglass - made of fine strands of glass, easy to install and relatively inexpensive.
2. Cellulose - made of recycled paper materials, treated with fire retardants, and blown into walls and attics.
3. Mineral wool - made from natural or synthetic minerals, dense enough to resist fire and sound.
4. Spray foam - a quick and effective insulation material that fills gaps and cracks and prevents air leakage.
5. Polyurethane foam - a two-component insulation that provides superior thermal insulation and air sealing.
6. Radiant barrier - a reflective material that is installed on the underside of the roof decking or in the attic.
7. Reflective insulation - made from aluminum foils and used primarily in roofing systems.
8. Polystyrene - used mostly as rigid foam board insulation on the exterior of buildings.
Publication date: