Using this Brizo Beauclere tub filler kit is easy. Just turn the cross handles to control the water flow and temperature. For hot water, turn the handle clockwise, and for cold water, turn it counter - clockwise. When not in use, make sure to fully close the handles to prevent any leakage. As for maintenance, regularly wipe the handles with a soft, damp cloth to keep them clean. Avoid using harsh chemicals as they may damage the finish. If you notice any minor leaks, check the connections to ensure they are tight. With proper use and care, this kit will serve you well for a long time.