CFCs can also be used as a foam in styrofoam, allowing the styrofoam bits to inflate evenly and to correct size; at the same time they are employed in the hard foam bodies used in all kinds of heat resistance and soundproofing in construction.
氟氯碳化物也可以用在保力龍發泡劑中，使保力龍顆粒能均勻地膨脹融合；同時可以用在各種隔熱、隔音的建材用硬質發泡體中。