79408571
Oct 14, 2024
Tubes, connection parts and wall boxes made of metal materials for air piping systems for buildings; spare parts for all the aforesaid goods.
Metal GoodsAir supply and air venting piping systems for buildings, essentially consisting of tubes, connection parts and wall boxes; fans; spare parts for all the aforesaid goods.
Environmental Control ApparatusTubes, connection parts and wall boxes made of plastic materials for air piping systems for buildings; spare parts for all the aforesaid goods.
Nonmetallic Building Materials