Before installing interior doors, you need to decide on many indicators and requirements. To begin with, you should think about which doors will approach the interior of the premises, how much you can count on when buying doors, the desired design and how to open the door, the required dimensions. Today, many prefer to purchase interior doors from an array. This is the most expensive material, but it occupies the first place in its natural qualities, because the wood is the most environmental, durable, aesthetic, long -term in using the material.