Patent ID: 8726575

Claim:
A one piece seal adapted for use at the rectilinear periphery of a door or window, the seal having a substantially uniform cross section, the seal comprising: a planar base member having a width, a thickness, an upper surface, a lower surface, a first edge and a second edge; a first planar upwardly extending member extending upwardly from the base member first edge at a slightly acute angle, the first planar upwardly extending member having a top edge; a second planar upwardly extending member extending upwardly from the base member second edge at a slightly acute angle, the second planar upwardly extending member having a top edge; a first engagement member extending inwardly and downwardly from the top edge of the first planar upwardly extending member toward the second planar upwardly extending member; a second engagement member extending inwardly and downwardly from the top edge of the second planar upwardly extending member toward the first planar upwardly extending member; at least one fin extending downwardly from the base member lower surface; at least a first generally arcuate wall extending downwardly from the base member, the first arcuate wall connected to the base member at a first end and a second end; the entire one piece seal being resilient; and, wherein the base member and the first planar upwardly extending member and the second planar upwardly extending member have a first hardness and the first engagement member and the second engagement member have a second hardness softer than the first hardness.