um, ppl who live in big cities and know bout stores, um PLEASE help!!!!!?

do you know when you have a store and you take that iron or metal wall from above the store and then you pull it down and lock it and its like a protective wall mad eof iron or metal or something? You mainly see this in NYC and Chicago and stuff but i really need to know what this is called A.S.A.P cuz im ritin a book. Please help!! like please help. they do this to stores for protection and its like a metal wall that you pull out and oull until its on the floor and you lock it for protection. NYC has it, PLEASE HELP!!!!

Public Comments

1. Are you talking about a t-bar ceiling?
2. no its called a storefront gate, google it.
3. a gate