A strainer is a device which provides a means of mechanically removing solids from a flowing fluid by utilizing a perforated or wire mesh straining element. Strainers are an in expensive means of protecting downstream mechanical equipment such as condensers ,heat exchangers, pumps, compressors, meters, spray nozzles turbines, steam traps, etc..from possible damage due to debris such as rust, pipe scale, sediment, and/or other solids.