Corner flashing system

摘要

A corner flashing system is provided for sealing the corners of recessed window frames against moisture penetration. In a preferred embodiment, the system comprises first and second double-flap members, a half-cube member, and caulking. The first and second double-flap members, and the half-cube member are preferably made of asphalt or petroleum based material. In another preferred embodiment, the system comprises one double-flap member, a modified half-cube member, and caulking. In another preferred embodiment, the system comprises a single member that combines a double-flap member and a half-cube member, and caulking. In another preferred embodiment, the system comprises a combination member, a double-flap member, and caulking.

主权项

1. A method of flashing a recessed framed wall of a building, the framed wall including an inner frame, with an exposed front surface, and an outer frame, the method comprising:
providing a monolithic flexible flashing member having a substantially rectangular flat shape; creating at least two orthogonal creases in the flashing member; overlapping a first portion of the flashing member with a second portion of the flashing member to create at least three orthogonal sections of a half cube: a horizontal section, a back vertical section, and a side vertical section; and securing the flashing member in a corner of the outer frame of the building, the securing step comprising:
contacting a vertical surface of the outer frame with the vertical side section of the flashing member;contacting a horizontal surface of the outer frame with the horizontal section of the flashing member; andcontacting the exposed front surface of the inner frame with the back vertical section of the flashing member, the back vertical section and the side vertical section extending away from each other along one of the creases.