Air, Light and Efficiency Showing Influence of Sash Types and Building Design . Vertical and Horizontal Sections of 2-hig-h Lupton Steel Sash, CounterbalancedType, The weatherttght formation at head, meeting rails and sill without the use ofweather stripping; Is noteworthy. This type ot sash is furnished with rolled bronze weathering attached to the mullionswhere specially ordered and at an extra price. We are glad to cooperate with your architect or engineer. 35 V - AIR, L I (; H T A X D EFFICIENCY over it. The relation between the outside masonry projection andthe height of the shade roller


Air, Light and Efficiency Showing Influence of Sash Types and Building Design . Vertical and Horizontal Sections of 2-hig-h Lupton Steel Sash, CounterbalancedType, The weatherttght formation at head, meeting rails and sill without the use ofweather stripping; Is noteworthy. This type ot sash is furnished with rolled bronze weathering attached to the mullionswhere specially ordered and at an extra price. We are glad to cooperate with your architect or engineer. 35 V - AIR, L I (; H T A X D EFFICIENCY over it. The relation between the outside masonry projection andthe height of the shade roller is such as to prevent direct sun raysfrom entering o\er the roller at a sharper angle than 30 are controlled h\ the usual sill pulleys with automaticlock on the


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectr, booksubjectwindows