Patent ID: 8898973

Claim:
A venting system for a cavity comprising: (a) a window, door or wall construction supporting at least one pair of glazed panels, the window, door or wall construction further comprising: a header, jamb members, and a lower sill, said lower sill having weep holes, each of the header, jamb members and lower sill have a hollow construction that cooperate to form a cavity; (b) a vent member, the vent member including a conduit having a first end and a second end, the first end is connected to and is in fluid communication with the cavity and is spaced from the at least one pair of glazed panels and faces a top edge of the at least one pair of glazed panels when in an installed position, the second end is connected to the interior of a building and is spaced from the at least one pair of glazed panels when in an installed position, the conduit extends vertically above the header and at a height sufficient to enable pressure in the cavity to be vented to the interior of the building so as to substantially equalize pressures in the cavity with that of the building whereby water collecting in the cavity is conveyed from the weep holes regardless of exterior pressure against the window.