Hello Mrudul Casement windows provide excellent ventilation. These are usually opened out to the outside and also provides an unobstructed view. These are easy to clean. On the other hand, sliding windows are best suited for wide openings. But these can be difficult to operate due to excess dirt and lack of friction.

Fanxing, you could opt for electronically controlled blinds. Half of your challenges could be addressed at the click of a button. Thanks, Nitin Cornerstone Designs Bangalore

Hello, Yes that would be good idea to add a window. You can also explore options such as translucent glass bricks which are available in various shades to add a bit of character to the space. Hope it will be helpful.

Hello, You can replace with modern sliding windows. You can select out of upvc or pvd aluminium windows depending on your budget.