Condenser <a href="http://bosswiremfg.com/fan-grill-p00012p1.html">fan grill</a> is usually fabricated by low carbon steel with powder coating.It’s made by spiral wounded wire or individual single ring.
Condenser fan grill is widely used on condenser,evaporator,air conditioner,heat pump,etc.It help
Protect finger from getting close to the fan blades to get wounded.It could also help increase the air flow.