Using this paper towel dispenser is easy. Simply open the 90 - degree return door, load your 300 C - fold or 400 multi - fold towels, and close the door. When someone needs a towel, they can easily pull one out. As for maintenance, keep the satin - finish stainless steel clean by wiping it regularly with a soft cloth. Avoid using abrasive cleaners that could scratch the surface. Make sure to check the towel supply often, especially in busy commercial settings. If you're installing it, ensure the wall opening matches the specified dimensions of 11 1/2' W, 17 1/4' H, and 3 3/4' minimum depth for a secure fit.