A fire sprinkler system inspector testing pressure valve. Concept of building fire safety and regulation.
Schlüsselwörter
sprinkler,
fire,
valva,
inspection,
system,
pressure,
regulation,
housing,
building,
compliance,
tester,
riser,
safety,
technician,
gauge,
pipe,
protection,
suppression,
alarm,
maintenance,
control,
hazard,
promo,
banner,
poster
Deutsch
