Roof ventilators

Claim 1

IN A ROOF VENTILATING STRUCTURE, A SECTION COMPRISING A TOP SLOPING DOWNWARDLY WITH REFERENCE TO THE HORIZONTAL FROM ONE SIDE TO THE OTHER THEREOF, AND OUTER SIDE WALL EXTENDING DOWNWARDLY FROM THE LOWER SIDE OF THE TOP, A PANEL EXTENDING INWARDLY FROM THE BOTTOM OF THE OUTER SIDE WALL IN SPACED AND OPPOSED RELATIONSHIP TO THE TOP AND TERMINATING OUTWARDLY OF THE HIGHER SIDE OF THE TOP, AN INNER SIDE WALL EXTENDING DOWNWARDLY FROM THE SIDE OF THE PANEL OPPOSITE THE OUTER SIDE WALL, SAID PANEL HAVING OPENINGS THEREIN AND A PLURALITY OF LOUVERS EXTENDING UPWARDLY OVER SAID OPENING FROM THE INNER SURFACE THEREOF WHICH FACES THE TOP AND OPENING TOWARD THE OUTER SIDE WALL, SAID PANEL SLOPING DOWNWARDLY FROM THE INNER SIDE WALL TOWARD SAID OPENINGS TO EFFECT DRAINAGE OF MOISTURE THROUGH THE OPENINGS, A FLASHING PORTION EXTENDING OUTWARDLY FROM THE INNER SIDE WALL IN SPACED AND OPPOSED RELATIONSHIP TO SAID PANEL, A MOLDED PLUG TYPE END CLOSING MEANS HAVING A SHAPE AND SIZE CONFORMING TO THE INTERNAL SECTIONAL SHAPE AND SIZE OF THE STRUCTURE AND HAVING AN OUTWARDLY PROJECTING FLEXIBLE GASKET FLANGE ON THE LOWER PART THEREOF, AND SAID FLASHING PORTION HAVING PORTIONS IN PLANES OFFSET FROM ONE ANOTHER AND ONE OF WHICH OVERLIES SAID GASKET FLANGE.