Andersen 400 Series Window Review

The most popular choice among Andersen window products is Andersen 400 Series. It is a worthy choice, the window has great exterior and interior  look. Once these windows installed into your house, everybody is gonna see the difference and compliment you on the look of your new windows. ​

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​The Beauty of Andersen 400 Series

​The interior of the Andersen 400 window is made from the pine wood and available in 3 colors. The wood frame has clean cuts and smooth lines. The pine wood is available in 3 colors. If you would like to  paint the interior of the windows into your favorite color, then you should find a painter. You should remember as well to paint your windows in the first weeks of installation, so your warranty is not gonna be voided. Andersen 400 series come with balance covers. It means that no dirt or spider web is gonna accumulate in those channels.


The thickness of the frame and the sash combined is 2 1/5 inches. It means that your glass area is not gonna become smaller.


The exterior of the Andersen 400 series window is vinyl. This construction of the window, makes  it more durable. The window is not gonna rot, does not have to be painted or maintained in any other way. Andersen 400 series windows have a sloped sill and do not have a weep holes. The window is available in 7 colors.

​Performance of Andersen 400 Series Window

Andersen 400 Series are Energy Star qualified windows. The U-Factor is 0.27, SHGC is 0.32. The glass of the window come with Low-E and Argon Gas. This is a double hung window. It means that both sashes are moving and can be tilted into the house for the easy cleaning.


    The air infiltration rating is below 0.30, which is slightly below the industry average of 0.33, but not impressive. Andersen company is using rubber weather stripping. On the top and bottom sashes of the window, the weather stripping is very limited. It means that Andersen 400 Series window is not gonna be very energy efficient. Some people complain, that they can feel cold air coming into the house.
    Andersen 400 window has block and tackle balance system. This system does not have to be adjusted or lubricated. ​

Quality of Andersen 400 Series Window ​

​Andersen 400 Series windows are made from pine wood. The exterior of the window is covered with vinyl to  protect it from rain and snow. The window is very durable and well built. Andersen company gives 10 year limited warranty and 20 years transferrable warranty on glass. The wood components of the window are covered for 5 years only.

Andersen 400 Series Slide Show

Andersen 400 Series Key Points ​

Positive points:

• Beautiful Design, clean and polished look
• Reliable balance system
• Balance covers are standard
• Natural feeling of wood
• the window is available in 3 interior and 7 exterior colors

Negative Points:

• No night latches
• Energy efficiency is not the best, weather stripping looks very weak