Have you ever heard of Dry Sidewall Sprinklers? They are actually a very important fire safety device and form an integral part of any building’s fire protection system. In its simplest form, a Dry Sidewall Sprinkler is a type of fire sprinkler head that is installed inside walls or ceilings and uses the thermal energy from a fire to activate itself when temperatures rise above a designated set point. It’s an effective way of protecting property and possibly lives since it acts fast in the event of a fire. Though, on its own, it can’t extinguish fires, it certainly is capable of containing them to one location until firefighters arrive. So let’s take a closer look at what the official definition of Dry Sidewall Sprinkler is, and how they work!