Patio doors are the most convenient product available for renovation on the market today.  Patio doors also happen to be one of the most secure options available.  Standard tempered glass and steel reinforcement allow for the highest levels of security for a door opening.  Patio doors are affordable because of standard sizes such as five and six feet.  There are numerous options for patio doors including grills, colors, custom sizes, locks, glazing and blinds.