Control and automation installations, signaling systems

	Air treatment installations
	Heating, air conditioning
	Gas supply and distribution
	Central boiler stations
	Fire prevention installations
	Electrical installations
	Control and automation systems

Instrumentation installations, control and automation

-	Weak current installations;
-	Sounding and signaling systems;
-	Fire-alarm installations;
-	Access control installations;
-	Lightning protection systems;
-	Security and surveillance installations;