In construction, expanding foam can be used as insulation, since foam has some excellent insulating qualities. It may also be used to seal holes, with expanding home sealant also being useful for minor repairs. Expanding foam can be used around door and window frames to create a tight seal, and it can also be used to plug holes used by insects and animals. Expanding foam can also be used as an adhesive, with several companies making foam adhesive.
People also utilize expanding foam to make casts of various objects. A small amount of expanding foam can be inserted into a cast and allowed to expand, creating a replica of an object. Prop masters in film[film?:film cutting machine] and television often use expanding foam for this purpose to create lightweight, inexpensive props. Expanding foam is useful for make customized product packaging[packaging?:DCP-H series packaging sample cutter plotter], with shippers making expanding foam packaging to protect delicate items in transit.
A specialized type of expanding foam is used in fire suppression, especially with chemical fires. The expanding foam is designed to quickly fill a room or location, preventing oxygen from reaching the fire and quickly controlling it. Some fire suppression systems are designed to emit expanding foam in a fire.
