Patent ID: 8230651

Claim:
A stand-alone window frame unit intended to be installed around an opening in a building wall, comprising: a plurality of frame elements connected together to define a closed frame body, each element having front and back faces intended to be substantially parallel to said building wall and inner and outer edges whereby the outer edges define the frame perimeter; a mounting flange secured along the outer edge of at least some of the frame elements, each said mounting flange having an outer edge extending beyond the outer edge of the respective frame element; and a strip of waterproof tape attached to at least some of the mounting flanges, having an inner tape portion that is attached to the flange, and an outer tape portion with removable backing, defining a tape margin that extends beyond the outer edge of the flange; wherein the flange has a front, a back, and an outer portion including nail holes and the tape inner portion is adhesively attached to an inner portion of the front of the flange such that the outer portion of the tape with backing covers the holes and extends beyond the outer edge of the flange.