Steel entry doors in Toronto and the GTA area are one of the many exterior doors that homeowners can choose from. These kinds of doors offer the best possible protection against any outside threats. Steel entry doors are also built to last a lifetime making it the ideal solution for homes that require absolute security for their property. Its polyurethane insulation beefs up the natural insulating capabilities of steel to provide double insulation for homes. This can literally translate to great savings as well as energy efficiency.