Stainless Steel "Catering" Door for Cadco OV-013 series convection ovens has stainless outer panel; no outer door glass to break in transit to catering locations. Perfect for caterers. Model OV-013 oven owners may buy this door to replace the standard door with outer glass; oven doors are removable for cleaning or replacement. Model OV-013SS ovens are equipped with this ZW013SS door already, but may buy another as a replacement or a spare.