21 Groep (ProTect 21)

21 Groep designs, builds, manages and maintains technical installations, from heating, ventilation and EV charging to intruder prevention, access control and fire alarm and evacuation alarm installations. Its fire offering covers manual and automatic detection, evacuation alarms and management apps for system administrators. ProTect 21 is CCV-certified by DEKRA Certification for supplying and maintaining fire alarm installations (Brandmeldinstallaties) and for installing fire alarm and evacuation alarm installations.