Air, Light and Efficiency Showing Influence of Sash Types and Building Design . \\elded loints and hinge ofPond Continnoiis Sash. The sec-tions are shortened for Rolled sections used in Pond Continuous Sa^h, with dimensions,one-half size. Scale about Not only are rain and snow prevented from blowing o\^er thetop of sash so hung, but this exclusion of wind, as well as rain, is ofthe utmost value when the sash is used over a ventilating outlet,as in a Pond Truss roof or ordinary monitor. The inability of centre Corrosion cant find the joints^ they^re welded solid. $9 r AIR, LI

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Air, Light and Efficiency Showing Influence of Sash Types and Building Design . \\elded loints and hinge ofPond Continnoiis Sash. The sec-tions are shortened for Rolled sections used in Pond Continuous Sa^h, with dimensions,one-half size. Scale about Not only are rain and snow prevented from blowing o\^er thetop of sash so hung, but this exclusion of wind, as well as rain, is ofthe utmost value when the sash is used over a ventilating outlet,as in a Pond Truss roof or ordinary monitor. The inability of centre Corrosion cant find the joints^ they^re welded solid. $9 r AIR, LIGHT AND EFFICIENCY

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectr, booksubjectwindows