Advantages & Disadvantages Of Fiberglass


  • Cost (relatively cheap).
  • Lightweight.
  • Moisture resistance.
  • Chemical resistance.
  • Thermal conductivity.
  • Electrical properties.
  • High strength


  • Inhaled slivers of fiberglass irritate the alveoli and can cause lung disease.
  • There is some data which suggests fiberglass in the lungs may cause cancer, by slicing DNA and causing cell mutation, in the same way as mineral wool.
  • Some fiberglass still uses formaldehyde as a binder, which leaks out into the air. This product may also cause cancer.
  • Resin binder Bad Smell. Vapor impermeability may require ventilation detail.