new double-glazed windows and glass windows in the school. view from the window to the opposite wall and windows. silhouettes of

aerate aluminum apartment architecture background building clean close construction cut design door double doubleglazed exterior facade flat frame garden glass glazed glazing green home house indoors inside interior light lock modern nature new office open opposite pane part people plastic pvc room school silhouettes sill sky skyscraper summer transparent triple view wall white window windows