When two glass frames are fixed together with nothing but vacuum or gas in between them, they are called double glazing glasses. They are designed to reduce heat transfer and to make sure that the temperature outside is different from the temperature inside. These glasses are bought to ensure that the room remains cold or warm depending on the temperature outside. Double glazing quotes:- When it comes to the double glazing quotes , there are a number of factors on which the cost depends upon. Many factors are mainly related to the glass and others in your house. Some factors are as follows:- 1. The number of windows that you want to be double glazed. 2. The type of glazing used in the glass. For eg. Layer of air, gas, or vacuum. 3. The type of glass or the quality of glass. 4. Whether the glass is coated with insulation or not. Tips For Getting Double Glazing Quotes:- There are a number of tips that are available here that you can use to reduce the cost and know what the double gl