Space constriction has forced us to make compartment in our bath rooms. Therefore shower doors are used to make shower area as separate portion of bath room so that it can be used independently. There are many designs and shapes of shower doors available in the market. These designs and shapes are based on availability of space in the bathroom. These days normally space in bathrooms is restricted therefore sliding shower doors are in demand. Another term used for sliding shower doors is by pass shower doors. Three important factors you must keep in mind while selecting shower doors and these are durability, light permeability and ability of keeping water inside shower area.