Historical
PS 120-2004
Flashing and stand combination for air conditioning units (residential or commercial unit curb)
The purpose of this Standard is to establish a generally acceptable Standard for residential or commercial unit curbs for use with air conditioning units. It's purpose is to serve as a guide for manufacturers, distributors, architects, engineers, contractors, inspectors, and installers; to promote understanding regarding materials, manufacture, and support materials used in conjunction with installation; and to provide for identifying residential or commercial unit curbs for air conditioning units that conform with the Standard.
CONTENT PROVIDER
International Association of Plumbing and Mechanical Officials [iapmo]
International Association of Plumbing and Mechanical Officials [iapmo]