A Person Who is not A Specialist is Quite Difficult to Choose a Suitable Water Heater. To Select a Water Heater, You Need to Know That They Are Divated Into Accumulative and Running. There is Another Separation of Water Heaters, According to a Source of Energy, There Are Electric, Gas and Indirect Heating Heaters. In Addition, Combined Water Heaters Are Produed. Thus Include Use-Storage and Multi-Fuel. To date, The Market is Simply Clogged with Water Heaters of Different Capacities, Design and Installation. TheFore, Before Choosing a Water Heater, You Need to Clearly Understand Which Unit Will Be the Best Choice. To this, it is fist that you need to demine the need for Hot Water, and Only THEN GET ACQUAINTED with the characterIstics of Water Heaters of Various Types.