Water-tube boilers and auxiliary installations - Acceptance tests Ingestion-build-83346 l) determination of silica by

l) determination of silica by the double evaporation method becomes the reference method

BS EN 14989-1:2007 contains:

f) Slurry bonding of the edges of day work joints is recommended before laying fresh screed material to help reduce curling at butt joints

For the purposes of this British Standard additional habitable accommodation in the roof space constitutes a storey of the house

and as such is intended to help the reader before

Water-tube boilers and auxiliary installations - Acceptance tests Ingestion-build-83346 l) determination of silica byThis 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.