BS EN 1857:2010

This standard BS EN 1857:2010 Chimneys. Components. Concrete flue liners is classified in these ICS categories:

• 91.100.30 Concrete and concrete products
• 91.060.40 Chimneys, shafts, ducts

This European Standard specifies the material, dimensional and performance requirements, including methods of test, for precast concrete flue liners and fittings with or without insulation for the construction of multi-wall chimneys.

This document does not cover:

• high positive pressure (H) designated products;

• products designated wet (W) in conjunction with corrosion class 3.

This document also applies to storey-height and flue liners reinforced only for handling.

NOTE 1 Any reference to the term flue liners implies both flue liners and their fittings, except where otherwise indicated.

NOTE 2 The pressure classes and corrosion classes are defined in EN 1443.