Historical
PS 115-2002
MATERIAL and PROPERTY STANDARD FOR HOT WATER DEMAND or AUTOMATIC ACTIVATED HOT WATER PUMPING SYSTEMS
The standard shall apply to hot water demand or automatic activated hot water pumping systems for hot to cold water distribution and covers definitions, general requirements, test methods and performance requirements, together with the method of marking and identification.
International Association of Plumbing and Mechanical Officials [iapmo]