Most people understand that the primary function of a door is to provide access in and out of a room, while a window allows light and air to flow into a space. However, few realize that doors and windows serve purposes far beyond these basic roles. They contribute to defining a building’s identity and distinguishing it from its surroundings. For a deeper look at the role of doors and windows in architecture, take a look at the explanation below.

When discussing the design concept of a building, architects often begin by considering the core idea — the shape and form that best express the intended concept. This concept is conveyed through various architectural elements such as beams, walls, floors, pillars, and roofs. Doors and windows are essential elements that cannot be overlooked because they reinforce the building’s concept. Not only are their designs carefully considered from the start, but so are the materials, ensuring the best functional results, lasting quality, and a distinctive, recognizable building.

In architectural design, architects often create a "void," an intentionally empty space defined as a way to connect the interior with the exterior. Doors and windows, placed within these openings, serve as connectors and protectors — elements that can be opened or closed as needed. When properly designed and installed, they efficiently block sunlight, rain, wind, and dust, enhancing the building’s comfort and functionality.

In fact, doors and windows play a critical role in both the interior and exterior of a building. Inside, they act as protective barriers, while externally, they do much more. Alongside walls and roofs, doors and windows define the appearance of a building’s exterior. This is why the design of doors and windows should carefully balance both interior and exterior considerations.

In tropical climates, many buildings are designed to welcome natural sunlight and gentle breezes. Architects often add windows to bathrooms and kitchens to reduce humidity and create a sense of openness. Additionally, natural light entering through windows adds depth and dimension to a room, making it more visually appealing.

Empty areas surrounding a building can sometimes present challenges in design. Thanks to their form and function, doors and windows can have a dramatic impact in these situations. They can be strategically placed on walls facing these open areas. Furthermore, choosing door and window designs that differ from nearby buildings can help make a structure stand out. From the exterior alone, people can often form an impression of a building’s interior — whether it’s just as beautiful inside as it appears outside.

A building’s facade — its outward appearance — is a crucial factor that makes it stand out from others. It also reflects the building’s function and character. Just like clothing influences first impressions, the elements of a facade capture attention at a glance.
The choice of door and window types is therefore very important. Should you go with modern sliding doors for a contemporary feel? Or perhaps folding doors for maximum, flexible openings? Maybe a casement or louvered window that complements your design concept?
Materials are equally important when selecting doors and windows. Choose materials that are strong, durable, and high-quality while effectively conveying your design’s message.
Read more — Here Are 6 Ways to Install TOSTEM Aluminium Doors and Windows