Historical
IAPMO PS 054-2014
Metallic and Plastic Utility Boxes
This Standard covers utility boxes intended for plumbing applications (e.g., washing machines, ice makers, tubs, gas appliances, and air admittance valves) and made of (a) acrylonitrileûbutadieneûstyrene (ABS); (b) polystyrene (PS); (c) polyvinylchloride (PVC); (d) steel; or (e) a combination of the materials listed in Items (a) to (d).
International Association of Plumbing and Mechanical Officials [iapmo]
