What is a 40x36 window?

A 40x36 window (size 3'4" x 3'0" also called 3430 window ) is a pre-designed standard sized window, which stands for 40 inches wide and 36 inches high for rough opening and the window size is 1/4 or 1/2 smaller than the rough opening, that the real dimension should be 39.75x35.75 or 39.5x35.5 for the real window size. Windows of 40x36 are commonly seen standard size windows, which fit most of the openings. Standard sized windows are usually cheaper than customized windows, as suppliers could be easier to manufacture and store.

Dimension Table

Name Compatible R.O. Width R.O. Height Real Window Width Real Window Height Application In Stock at Store?
40 x 36 Window 3430 Window 3'4" 3'0" 39.75 or 39.5 inches 35.75 or 35.5 inches New Construction / Remodeling / Replacement Yes
40 x 35.5 Window 39.5 x 36 Window 3'4" 3'0" 39.5 or 39.25 inches 35.5 or 35.25 inches Living Room / Kitchen / Bedroom Yes
40 x 35 Window 39 x 36 Window 3'4" 3'0" 39.75 or 39.5 | 38.75 or 38.5 (inches) 34.75 or 34.5 | 35.75 or 35.5 inches Picture / Single(Double) Hung / Casement Yes

What size is a 3430 window?

A 3430 window does exactly mean 40-in x 36-in window, that is 3-feet 4-inches wide by 3-foot 0-inches tall. Looking for a 3x3 window?

Can I buy a 40x36 sash for replacement only?

No. We sell whole window system including sash and frame.

Introduce our 40x36 aluminum window factory below.

Want 40x36 frame only?

Yes, you can order 40x36 frame only without glass. And you can buy 40x36 glass only from us. You need to install glass yourself on your instruction site.

Performance Glass of Dual and Triple Glaze Options:

Energy efficient dual glazed Low-E tempered glass is standard on all wdma window systems for better performance and to keep a low U-value.

How much is a 40x36 window?

China WDMA tries to provide the most cost efficient pricing to our clients as we have cooperate with over 20 different scales of factories and we provide the Best Price Guarantee to you.
A 40-in x 36-in window equals to 0.93 square meters.

  • For thermal break aluminum window, the basic price ranges goes from $72.5 to $325 per square meter. So a 40x36 aluminium window prices from $67.36 to $301.95 USD.
  • For wood window, it goes from $ 195.5 to $ 585 per square meter. So a 40x36 wood window prices from $181.64 to $543.52 USD.
  • For vinyl window, it starts from $ 60 to $ 289 per square meter. So a 40x36 vinyl window prices from $55.75 to $268.51 USD.
  • However, the final pricing depends on the specification on window frame, glass and hardware options and others. To caculate your own price, please Request a Free Quote.

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