To use this ASI Global Phenolic Urinal Screen, simply place it in the appropriate location in your urinal. Make sure it fits properly to get the best results. When it comes to maintenance, clean it regularly with a mild cleaner and a soft cloth. Avoid using harsh chemicals as they might damage the screen. Also, keep an eye on its condition, and if you notice any signs of wear or damage, consider replacing it. This way, you can keep your urinal looking good and functioning well.