Garage door ventilator

Claim 1

In a garage door having inner and outer surfaces and normally closing an enclosure and having a plurality of horizontally disposed hingedly joined door sections each extending the width of a door opening and spanning the full height thereof, said door sections each comprising a pair of rails having interconnecting stiles extending between the respective ends thereof and having mullions disposed in parallel spaced relation to each other and to said stiles and intermediate the ends of said rails for providing equal sized openings therebetween and having panels normally cloding the openings with at least one of the panels having a central generally rectangular aperture, the improvement comprising: frame means spanning the panel aperture in perimeter overlapping contiguous contacting relation, said frame means including a pair of open frames disposed, respectively, on the inner and outer surfaces of said apertured panel, each frame of said pair of frames comprising a pair of uprights interconnected at their respective ends by a pair of bars; means including fasteners securing said pair of frames to said apertured panel; means hingedly connecting at least one frame of said pair of frames with the apertured panel adjacent the aperture therein; and, sheets means including a section of screen material and a rigid imperforate planar sheet removably interposed between the hingedly connected frame of said pair of frames and said apertured panel spanning the panel aperture and interposed between the frame means and the perimeter of the aperture for selectively admitting or excluding ambient air to the enclosure, said hinged frame having a rabbeted inner edge disposed adjacent the apertured panel for nesting an edge portion of the imperforate sheet perimeter.