PS SAFETY ACCESS

Metal gates; metal railings; metal doors; metal hardware, namely, grab bars; hatches in the nature of metal manhole covers; hatches in the nature of metal roof doors; metal roof panels; metal pedestrian traffic control barriers; protective and security barriers, namely, metal crash barriers, metal crowd control barriers, doorway barriers made of metal; metal barriers to prevent falls

Dampers, namely, control devices used in air ducts to regulate the flow of air; ventilating louvers