|
| |
 Thermal installations
 |
sanitary
installations |
|
|
distribution of the liquefied-pertoleum
gas (GPL) |
|
|
distribution of the
technical gas (O2, N2,Ar,H2 etc) |
|
|
refrigerating installations |
|
|
conditioned air installations |
Installations
for the distribution of the LASER gas
Metal constructions
| |
|
