| 摘要 |
A structure having a first member of the structure having a first end and a second end; and a second member having a front side, a back sides, a first end, a second end, a first leg, and a second leg; wherein the first end of the first member is perpendicularly connected to the back side of the second member; wherein the first leg extends from the front side of the second member in a vicinity of the first end of the said second member and has a mating protrusion on its distal end; wherein the second leg extends from the front side of the second member in a vicinity of the second end of the said second member and has a mating protrusion on its distal end; and wherein the mating protrusions of the first leg and the second leg of the second member mate with a surface of a side of a window frame to create a barrier between the window frame and a building structure.
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