| CPC E04B 1/80 (2013.01) [E04B 1/38 (2013.01); E04B 2001/386 (2013.01)] | 10 Claims |

|
1. A construction comprising:
a wall comprising a substrate;
a penetration extending through the substrate; and
a penetration frame comprising a front face, a rear face, an outside perimeter, and an inside perimeter defining a frame opening, wherein an outside portion of the penetration frame extends from the outside perimeter toward the inside perimeter and an inside portion of the penetration frame extends from a recessed edge of the inside perimeter toward a proximal edge of the outside perimeter such that the outside portion has a thickness from the front face to the rear face that is greater than a thickness of the inside portion;
wherein the penetration frame is secured to the substrate with the rear face abutting the substrate such that the frame opening is aligned with the penetration.
|