Premier Design & Cabinetry

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

not sure about the product used in your home. we usually pack the joint with oakum. then we use hydrolic cement (water plug). followed by tar on the outside. hope this helps. email with any questions. ... read more