This document provides guidance to designers, maintenance providers and contractors engaged in the repair, renovation, construction and modernization of Air Force Medical Service (AFMS) properties worldwide.

Solar domestic water heating (DWH) systems harvest the insolation from the sun and store its’ heat energy in the form of hot water. There are a number of factors that influence the economic viability of solar domestic water heating systems. Some of these factors are labor costs, local weather, available solar insolation, and size of the system.