Windows are very vital buildings in building houses because each house has its own uniqueness and problems, one of which is a damp and dark house, the cause can be from an unhealthy room, with the creation of this window so that air circulation and sunlight can enter the house this can make a comfortable place to live.

Window models can determine the character and beauty of the house of various styles and themes that can be chosen, because a cool home design can be seen from the aspect of one of them, namely the window. The windows are also made in such a way as desired. Having a house with a modern design can make you comfortable and at home Choosing a window design is not easy, but it is necessary to consider such as the material and size of the house because the installation of this window is not only seen from the function but aesthetics seen from inside and outside the building.

Before deciding to install a window it’s good to know the type, characteristics of the window both in its shape and the type of opening, therefore choosing the type of window should not be arbitrary because it will be fatal, here are the types of windows:

1. Bay windows: for this type of window is more suitable for use in Mediterranean or classical European homes. And for the inside of the interior can be used, for example, used for reading or relaxing areas.
2. Awning Window and Hopper Window: both types of windows have the same shape, the difference is that the awning window opens below and for the hipper window open above, from the security of both awning windows are superior because the mechanism is not burdened by the weight of the window, while for the hopper window must withstand the heavy weight of the shutters so as not to fall
3. Glass Die Window: consists of glass that is installed, the installation of this window is installed dead with a frame that cannot be opened and closed, suitable for use in modern homes that use air conditioning as an indoor air regulator, but when the electricity goes out the owner cannot open the window as air circulation, therefore provide a variety of windows for example reinstalled in the middle so that it can open and close, Usually this type of window is used in the bathroom.
4. Nako Window: Usually this window is installed in a small house and close to neighbors, this window has several small rectangular glass in small size, when opening it will make a sound, because glass and iron touch each other, the advantages of nako windows are safer from thieves, because they are difficult to prying, and the weakness of glass glue can be loose and glass can fall, Iron can rust. practical and efficient in opening and closing mechanisms.
5. Cow’s Eye Window: usually the installation is placed at the top, for now there are many variations with pivot, swing, and nako windows.
6. Single – Hung and Double – Hung Windows: when viewed from the shape of this window looks similar, but from these two windows have differences .for the single-hung type has one upper and lower frame, its use is more efficient, and can be opened from bottom to top As for double-hung has two shutters, for both maintenance is also easy, opened by sliding up and down, both provide good air circulation, and the installer is installed vertically
7. Casement Window: this window has a hinge feature on the side, and to open this type of window is very easy such as pushing the door, easy maintenance, can receive greater air circulation and can see unobstructed scenery.
8. Skylight Window: this window uses glass which is usually installed on the roof or wall of the room, very suitable for use in a humid room, in order to increase natural light entering, this window has several shapes. If installing these windows will save energy, improve health, provide a beautiful view either during the day or night.
9. Pivot Window: the use of this window for the hinge is in the middle, so it can rotate the model is unique and indeed beautiful to look at, the drawback is not recommended for outdoor windows because it cannot be waterproof, widely used in minimalist homes, can damage curtains, takes up a lot of space, cannot be installed tralis.
10. Swing Window: can maximize air, window openings are almost 100%, suitable to be installed facing the garden, maximum light circulation can enter the room, to maximize it using glass instead of wood, but the drawback if it rains the risk of rainwater can enter.
11. Tipping Model Window: has both upper and lower opening types, many still prefer to use this type of window. For the advantages when it rains and forgets to close the window the water will not go inside, and for the disadvantages the wind is relatively smaller.
12. Sliding windows: usually this window is more suitable to be installed in a narrow place, and can be installed vertically or horizontally the space inside and outside will also not interfere and for maintenance is also very easy and can be installed curtains, unfortunately can not open to two sides simultaneously.
13. Door Window: this window has the size of a door, if you use this window it will get two double functions, in addition to going in and out of air as well as an emergency exit, this window is more like a casement window and technically also the hinges are beside the window.
14. Window Pictures: this type of window cannot be opened or closed and is suitable for use on the second floor for example, because it will get light from light directly.

After knowing several types of windows, it is necessary to pay attention again, namely about the window material used, knowing the window material is very important because the quality of the window material will affect how strong, durable and sturdy the window is, here are the window materials that need attention:

1. Aluminum Window Material Finish Good: one of the highest products has premium quality, the thighs are thick, sturdy and strong but for the shortcomings must be installed by experts
2. UPVC Window Material: this material has aluminum material, and this UPVC material can dispel heat, and its resistance is very strong.
3. Aluminum Window Material: this window material has a very strong resistance, durable, and not rusty, very resistant to weather, fire, termites, and there are many color variations there are white, brown, and black. Nowadays aluminum window material is a favorite. However, there are also those that are damaged faster with less good quality, this type of material in the tropics can absorb heat.
4. wooden window material; When viewed in terms of appearance, wood material looks more natural, natural and exotic value, the quality of this wood is also not easily damaged and this wood material also has the disadvantage of not being termite resistant, not water and fire resistant.

And it needs to be reiterated that the layout of window placement will affect the selection of models, for example the kitchen room has a model that is adjusted so that the lighting system and air circulation are made according to its use, as well as the living room and room.