Most engineers, architects, and end users are familar with the use of insulation to reduce heating and cooling loads and controlnoise in building envelopes. Insulations used for pipes, ducts, tanks, and equipment are not as familiar. The installed cost of these materials is usually a small part of the total cost of the project. As a result, mechanical insulation often overlooked, u ndervalued, or improperly specified and maintained in commercial and industrial construction projects. The purpose of this course