Source smarter with
Leverage AI to find the perfect product match in seconds
Matches from over 100 million products with precision
Handles queries 3 times as complex in half the time
Verifies and cross-validates product information
Get the app
Get the Alibaba.com app
Find products, communicate with suppliers, and manage and pay for your orders with the Alibaba.com app anytime, anywhere.
Learn more

Window

(967657 products available)

About window

Types of Windows

A window is an opening in a wall that lets light into a room. It is usually made of glass, but it can also be made of other materials that are transparent or translucent. Windows have different types of frames that hold the glass in place. The space between the glass and the frame is called a window. The window sill is the bottom part of the window. It is usually made of wood or stone and can be used to put things on.

Windows come in different types and sizes. Some are fixed and cannot be opened, while others can be opened to let fresh air into the room. Here are some common types of windows:

  • Awning Windows

    Awning windows are hinged at the top and open outward. They are often used in places where people want to let air in but not water, like bathrooms. Awning windows are good for letting air in and giving a nice view outside.

  • Casement Windows

    Casement windows are hinged on the side and open like a door. They are good for getting air into the room and can be locked tight so that no air can get through when they are closed.

  • Double-Hung Windows

    This kind of window has two parts that go up and down. The top part can slide down, and the bottom part can slide up. Double-hung windows are popular because they are easy to use and look nice.

  • Horizontal Sliding Windows

    Horizontal sliding windows have two parts that move side to side. The window on the left can slide over the window on the right to make an opening. They are easy to use and good for letting air and light into the room.

  • Picture Windows

    Picture windows are big and do not open. They let in a lot of light and give a nice view of the outside. They are perfect for rooms that want to look outside but do not need to open the window.

  • Skylights

    Skylights are windows that go on the roof. They let light in from above and can make a dark room brighter. Some skylights can open to let air out, too.

  • Transom Windows

    Transom windows are placed up high on the wall. They are small and let light in without taking up much space. Transom windows can be above doors or regular windows to make the room look nicer.

Functions and features of window

  • Structural Integrity

    Windows serve as walls and are crucial for anything built with them, including houses, cars, and spacecraft. They make sure that the strength and stability of the structure are supported.

  • Light and Air

    Windows allow light to come inside, making the space bright. They also allow people to open them and let fresh air in. This is important for homes, offices, and other buildings.

  • Energy Efficiency

    Modern windows are made with special glass that helps control temperatures inside. Energy-efficient windows help keep heating and cooling costs low by keeping air inside where it should be.

  • Noise and Weather Protection

    Good quality windows block out noise from outside, making the indoors quieter. They also protect against winds, rains, and other weather so the interior stays comfortable no matter what the climate is like outside.

  • Safety

    Windows are important for safety too. They give people a way to leave quickly if there is a fire or emergency. Special safety glass can be used in windows so that it does not break easily and hurt anyone.

  • Window Frame Materials:

    Windows come in different materials that can change how they work. Aluminum windows are simple and need little care. Wood window frames make a home look warm and classic. Vinyl windows are energy efficient and budget-friendly.

  • Types of Windows:

    There are many kinds of windows like double-hung, single-hung, casement, and sliding windows. Each type has its own advantages.

  • Window Glass:

    Windows also come with different types of glass. Double or triple-pane glass insulates better than single pane. Low-E glass reflects heat and sunlight. Tempered glass is made stronger by heating it at high temperatures.

  • Window Grids:

    Grids inside the window glass give a decorative touch and classic look. They can be colonial grids, prairie grids, or other styles.

  • Smart Windows:

    Some new smart windows can change how clear they are with a button. They help control sunlight and privacy easily.

Applications of Windows

Windows are an essential element in any building, whether residential or commercial. It provides light and air to the room. But in addition to that, it also adds to the aesthetic value of any room. Here are some application scenarios for windows.

  • Residential Applications: Windows in homes allow natural light to come into the room. This makes the room bright and also makes it look beautiful. With the right kind of windows, homeowners can also control the air that comes into the house. This is because some windows are made to open and others are not. Windows also give a clear view of the outside world and help with this thing they call ''ventilation''.
  • Commercial Applications: Windows are great for offices and stores. They make the space feel warm and inviting by adding natural light and space. In offices, the right windows can reduce glare on computer screens. This helps employees concentrate better. For stores, windows are important for displaying goods. It is also important to make customers feel comfortable.
  • Architectural Design: When it comes to the design of a building, windows play a big role in making that building look nice. Different kinds of windows like casement, sliding, or bay windows can be used to make a building look stylish. Windows are also used to make the inside of a building look more spacious by using reflective glass.
  • Energy Efficiency: Windows are not just for looking out and letting air in. They can also help keep a house or building warm or cool without using too much energy. Special windows are made with materials that keep the heat inside when it is cold and keep the heat out when it is hot. These are called energy-efficient windows.
  • Safety and Security: Windows keep us safe and secure in many ways. First, they let us see what is happening outside so we can be aware of our surroundings. Second, windows can be made very strong so that people cannot easily break them. This helps to keep the inside of the house safe.
  • Window Types and Materials: There are many types of windows used in different applications. Each of them has its unique benefits. For example, double-hung windows are made with strong materials that can last a long time. They also have small frames that do not block the view. On the other hand, casement windows can be shut tightly against the hot or cold air outside. This makes them energy efficient.
  • Customization: One thing about windows is that they can be customized to fit specific needs. Whether it is for homes, offices, or stores, windows are made in different sizes and shapes. This means that they can be fitted to any space, whether big or small.

How to choose windows

There are many factors to consider for someone to choose the correct window for their space. Here are some of them:

  • Material

    Windows are made with different materials, and each one offers unique benefits. Therefore, it is essential to consider the available material options before choosing the right one. Materials such as vinyl, wood, aluminum, fiberglass, and composites are used to manufacture windows.

  • Style

    There are different types of windows, including sliding, casement, bay, bow, awning, picture, and double-hung windows. Each style differs in function and appearance, so it is essential to consider the available options to select the right one for the intended space.

  • Energy efficiency

    Energy-efficient windows are essential for reducing energy costs and providing a comfortable living environment. Therefore, it is necessary to consider a window's U-factor, Solar Heat Gain Coefficient (SHGC), and VT before choosing it for a particular space.

  • Functionality

    It's important to think about how each window will work because some open more easily than others. For example, sliding windows are simple to use, while hinged or crank-operated windows may be better for ventilation. Consider how much ventilation is needed and whether any specific window restrictions are present.

  • Security

    Windows must provide security to protect loved ones and valuable possessions. Consider windows with strong locks and secure frames to keep intruders out. Look at features like reinforced sashes, multi-point locking systems, and impact-resistant glass that make burglars very hard.

  • Size

    The dimensions of the windows are essential since they must fit into the openings in the walls correctly. Consider standard sizes or custom options if the space has unique sizes. Also, consider how the window's size will affect the room's light, view, and ventilation.

  • Maintenance

    Window maintenance is essential for keeping them in good shape. Consider how much time is needed to clean and repair each window type. Some may need more work than others, like wooden windows that may need painting or sealing. Vinyl and aluminum are easier to care for since they don't need as much work.

Window Q&A

Q: What are the most popular types of windows?

A: The most popular kinds of windows are casement, double-hung, sliding, bay, bow, picture, awning, and hopper windows.

Q: What does a window consist of?

A: A window consists of a frame, sash, glass/ glazing, pane, casing, muntins/ mullions, sill/ ledge, and hardware.

Q: What does a window mean?

A: A window is an opening in a wall that is fitted with glass to allow light and air into a room.

Q: What is a glass window called?

A: A glass window can be referred to as a windowpane or simply as a pane.

Q: What is the purpose of a window?

A: The purpose of a window is to let light in, provide ventilation, and offer a view outside.

Q: What are the two types of windows?

A: The two main types of windows are fixed (non-operable) and ventilating (operable) windows.

Q: What are the five main parts of a window?

A: The five main parts of a window are Frame, Sash, Glass/ Glazing, Pane, Casing.

Q: What is the function of window in construction?

A: The function of a window in construction is to provide natural light, ventilation, and aesthetic views of the surrounding environment.