Insulating concrete forms (ICFs): Select one: a. place the insulation at the core of the concrete wall. b. can be filled with concrete in a high-lift operation. c. come in entire-wall size. d. are interlocking blocks that can be placed easily. e. are forms made of insulating concrete.

Insulating Concrete forms (ICFs) a. place the insulation at the core of the concrete wall. This insulation is like a framework made from materials like polystyrene foam or cement bonded wood fiber etc and is placed at the core of the wall. These concrete walls have the long life time, strength and also provide protection from fire.