CPC Main Group Additional Only
F23J 2213/00 Chimneys or flues
7 direct subcodes
Child Classifications
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- F23J 2213/10 Linings
- F23J 2213/20 Joints; Connections
- F23J 2213/30 Specific materials
- F23J 2213/40 Heat insulation fittings
- F23J 2213/50 Top cover
- F23J 2213/60 Service arrangements
- F23J 2213/70 Safety arrangements