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.

China WDMA 40x36 Window Dimension Table

Name Compatible R.O. Width R.O. Height Real Window Width Real Window Height Application In Stock at Store?
40x36 Window 3430 Window 3'4" 3'0" 39.75 or 39.5 inches 35.75 or 35.5 inches New Construction / Remodeling / Replacement Yes
40x35.5 Window 39.5x36 Window 3'4" 3'0" 39.5 or 39.25 inches 35.5 or 35.25 inches Living Room / Kitchen / Bedroom Yes
40x35 Window 39x36 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 40x36 window, that is 3-feet 4-inches wide by 3-foot 0-inches tall. Looking for a 3x3 window?

Can I buy a 40x36 window sash for replacement only?

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

Introduce our 40x36 aluminum window factory below.

Custom your 40x36 windows: Standard Systems or Made to Measure and Custom Grille Designs.

We have a wide selection of standard-sized windows, including 40x36 replacement windows and difficult to find sizes in stock. In additon to a standard system sized of 40x36, we accept custom dimensions and grilles according to your house requirements. Contact us before placing an order.

Want 40x36 frame only?

Yes, you can order 40x36 window frame only without glass. And you can buy 40x36 window 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 40x36 window equals to 0.929088 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 $67.35888 to $301.9536 USD.
  • For wood window, it goes from $ 195.5 to $ 585 per square meter. So a 40x36 wood window prices from $181.636704 to $543.51648 USD.
  • For vinyl window, it starts from $ 60 to $ 289 per square meter. So a 40x36 vinyl window prices from $55.74528 to $268.506432 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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