medium-temperature water-heating system

medium-temperature water-heating system

A heating system in which water having supply temperatures between 250°F (121°C) and 350°F (177°C) is used as a medium to convey heat from a central boiler, through a piping system, to suitable heat-distributing devices.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.