How to Measure Home Windows in 3 Easy Steps | Modernize

How to Measure Home Windows

Screen Shot 2018-05-08 at 4.30.46 PMStep 1. Take 3 horizontal measurements of the window frame for the rough opening width. 

  • Measure the distance horizontally across your frame at the top, at the middle and at the bottom from each side jamb.
  • Circle the smallest measurement of the three figures.
  • The smallest measurement is your rough opening width, the main measurement to reference when purchasing a replacement window.

* Tip : Always list window measurements with width before stature .
Screen Shot 2018-05-08 at 4.32.20 PM

Step 2. Take 3 vertical measurements of the window frame for the rough opening height. 

  • Measure the distance vertically across your frame from top to bottom on the left, middle, and right side of the window from head jamb to the window sill.
  • Circle the smallest measurement of the three figures, this is your rough opening height.

* Tip : If your windowpane sill is sloped, quantify from the highest point of the windowpane sill, which is normally right against your window .

Step 3. Measure the depth of the window’s opening.   Screen Shot 2018-05-08 at 4.34.24 PM

  • Finding the correct depth is important because some windows will be too deep to fit into a replacement window opening.
  • Run a tape measure from the outside of the frame to the inside and take the measurement from edge to edge of the window frame.
  • Do this in several locations around the window frame and rely on the smallest measurement once again as your final dimension.

* Tip : If you can not open your window, bill the depth on each side of the glass and add them together. then add the thickness of your window glass paneling. A individual window glass pane is normally 1/8″ or 3mm in thickness .
Learn about the standard window sizes you can expect to find here .

Measuring Rough Openings

It is full of life that you get your window measurements precisely right. otherwise, your home will be subject to drafts, which will increase your energy bills, expose you to the elements, and reduce your comfort at home .

  1. First, take a horizontal measurement of the replacement window frame. To do this, measure the distance across your frame at the top, at the middle, and at the bottom. Write down the smallest measurement of the three figures. The smallest measurement is the one to reference when purchasing a window. Do the same thing when measuring the height. Take a measurement at the center of the window and at either side to see which section is the smallest. Keep the two smallest numbers, one for the width and one for height and rely on those to make your purchasing decisions.
  2. You also have to measure the depth of the window opening. The depth is important because some windows will be too deep to fit into an opening. Run a tape measure from the outside of the frame to the inside and take the measurement from edge to edge. Do this in several different locations around the window and rely on the smallest figure.

now that you have the measurements, you can use them to purchase windows that will fit into the quad available. The windows should be approximately two inches narrower and two inches shorter than the measure space. This leaves an inch of space around each side of the windowpane for positioning and adjusting the window to fit precisely where you want it. Use the depth measurement to ensure that your windows will not be sticking out of the inning opening—the windows don ’ t have to be much smaller than the astuteness. It may be best to find a local anesthetic windowpane substitution contractile organ .

What to Know Before Purchasing

Bring your rough orifice windowpane measurements with you and use them when purchasing your surrogate windows and make certain you are paying a bazaar price and know the average substitution window installation costs .

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Most likely, you will be given the measurements of any windows that you plan on buying. hush, you should measure them yourself to ensure that they are the right size for your window openings .

  • Use a tape measure to measure the height of the window from top to bottom in three different places. Make note of the largest of the three measurements just in case the window is not uniform in height.
  • Then measure across the window from outside jamb to outside jamb to see how wide the window is. Take three measurements and use the largest.
  • Finally, measure the depth of the window unit in several locations to see if it is going to fit in your opening.
  • Compare the window measurements to the space available in your rough opening to see if the windows are compatible.

Most of the time, you will not have to do this when ordering windows because the measurements will be readily available. It is still good rehearse to take window measurements whenever you have windows physically available to you, even if it is fair to double check person else ’ south shape. There is nothing worse than getting windows home that don ’ deoxythymidine monophosphate fit .

Easy Window Installation

Windows that are sized by rights are much easier to install than windows that aren ’ t the correct size. It ’ s a childlike matter to put wedges around the window and level and plumb it before nailing, screwing, or stapling it into invest no matter which window type you have installed. But when the space around the windows is not right, the initiation will be more complicate. Either there will not be enough distance to tied and plumb the window and material will have to be cut away or the window will sit crooked. If there is excessively much space, it will be hard to shim the windows and lock them into place by rights .

Draft-Free Windows

Drafts are coarse when windows are not by rights installed. They occur for a few different reasons. The beginning reason is that there are gaps left open around the outside of the windows. This normally happens when there is excessively much quad around a window and the gaps are not filled by rights. It is much more unmanageable to fill in the space when it is larger than an edge .
Drafts are besides caused when windows warp and the seals between panes break.This occurs when windows are crammed into besides close of a outer space and they expand and contract against the surrounding substantial .
The effective news is that once you have learned how to measure windows, drafts will be a thing of the past .

Stable Windows

The windows will need some space between the glass and the frame to prevent issues due to expansion and contraction. The trick is that they need to be close adequate to be efficaciously anchored to the frame. About an inch of space around the windows is the perfect compromise. It is enough space to keep the windows from pressing against the frame and cause problems, and airless enough to facilitate secure anchoring .

Consider Exterior Space

If you opt for a lilting window—such as a casement or awning window—consider how much outside distance is available. These windows swing out from your home, indeed if you try to install one of them at the point of your ceiling where overhangs get in the means, it will not work knocked out well. If there is a possible obstruction around the outside of your windowpane open, make sure you account for it. Whether your home is built right next to the garage, or you have other parts of the home or yard to work around, keep in beware how much dangle space you will need to allow .

Cutting a Rough Opening for a Replacement Window

What if you are more interest in making an opening around a window that you already purchased ?
To do this, merely take the measurements of the window using the steps above and decide what depth, width, and stature you need for the window. The depth can be the same as the window measurements, but the altitude and width of the open both need to be two inches larger than the window to account for one inch of distance on all sides. This leaves you with space to make adjustments, which will help keep the windowpane level and plumb during facility.

With the open cut to the proper specifications, you will have to build a skeletal system for the window to sit in. First you will put in a header, and then you will put in cripple studs both above and underneath the rough opening for your window. This will help transfer the weight of your home down through the stud quite than through the window .
It is crucial to get the header and cripple studs in stead before trying to install a window in the approximate opening. Without these, you could put press on the windowpane and cause it to warp and possibly break .

Hiring a Local Window Installer

You can attempt to install surrogate windows on your own, but there are a lot of things that can potentially go wrong. If you are diffident about any of the steps, or if you don ’ t have construction experience, it is best to leave the work up to a professional. certain, you will spend a bite more money, but you will save clock in the work and benefit from a window guarantee when a license professional handles the initiation. Best of all, you will have peace of thinker that your windows will keep your home safe, protected, and comfortable for years to come.

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