NEN-EN 12446
Chimneys - Components - Concrete outer wall elements
| Organization: | NEN |
| Publication Date: | 1 April 2007 |
| Status: | inactive |
| Page Count: | 35 |
| ICS Code (Chimneys, shafts, ducts): | 91.060.40 |
scope:
This European Standard specifies the material, dimensional and performance requirements for factory made precast concrete outer wall elements for chimneys including outer wall fittings. This European Standard covers elements having up to four passages designated to accommodate a combination of flue liners and/or ventilation passages. This European Standard also relates to storey-height and reinforced outer wall elements.
Document History