Fire alarm sound and light alarm generally a lot of square meters by a
You should be doing the cleaning of the bar to do the general installation point by bit price.
Fire regulations do not specify the installation location, but that each fire partition should be set fire alarm device. Therefore, at least in each floor, integrated hall, etc. set up at least one sound and light alarm. General this thing is with the manual alarm button in pairs, so the design ok.
In general, each floor on a few on the line, the basic is a few security exports on a few security
