There is minimal maintenance to keep the water heater running good as new. Here is a quick link to some helpful steps http://www.wikihow.com/Maintain-a-Tankless-Water-Heater
Tin panels for walls would look nice and can be cut to size and nailed on so it will make for an inexpensive and removable application to spice up the kitchen backsplash. Even adding color with paint ... read more