Application of fire retardant, Application of fireproof paint, Construction of gypsum board (drywall) partition walls and claddings, Fire retardant (materials), Fireproof paints (materials), Fireproof sealing of structural penetrations, Installation of fire extinguishing systems, Installation of gypsum board (drywall) ceilings, Interior works, Plaster application (gypsum, cement, etc.)

  Application of fire retardant, Chimney sweeper, Development of evacuation plans, Fire extinguishers, Fire retardant (materials), Fireproof sealing of structural penetrations, Inspection of electrical installations, Labor protection, Maintenance and refilling of fire extinguishers

  Fireproof sealing of structural penetrations, Measuring instruments, Sale of construction tools