Water-tube boilers and auxiliary installations - Acceptance tests Ingestion-build-83346 As set out in the

As set out in the National foreword of the BS EN second generation Eurocodes

Heat resistance is the measurement of a temperature difference by which an object or material resists a heat flow

and as such is intended to help the reader before

BS EN 14989-1:2007 contains:

Water-tube boilers and auxiliary installations - Acceptance tests Ingestion-build-83346 As set out in theThis European Standard covers direct fired steam boilers and hot water generators, including the auxiliaries. For the purposes of this standard, steam boilers and hot water generators are vessels and pipework systems in which: steam at a pressure higher than atmospheric pressure is generated for use external to the system; water is heated to a temperature higher than the saturation temperature at atmospheric pressure for use external to the system.