4210463RW is a this multi-use cleaning brush that cleans dryer vents for energy savings. Use this appliance multi-use cleaning brush to remove lint from your dryer's lint screen (for models where the screen is in the front of the dryer), or use it to clean your refrigerator coils. Cleaning refrigerator coils is part of regular maintenance for most refrigerators. Using the coil brush once a month to remove dust and other airborne particles on your refrigerator's condenser coils may save energy, ensure proper performance, and extend the life of your refrigerator. The coil brush's soft bristles will not harm the coils. This is an accessory that can be used with any appliance. Using this accessory will require no disassembly or repair experience.