How To Install Replacement Windows In Your Home

Installing replacement windows in your home isn’t an overcomplicate task to accomplish but it should given a reasonable amount of time and will require some skill to complete to a reasonable standard. Once you’ve read a little about what’s involved in a full home replacement you should be good to go. Many families will pay several thousand dollars for the installing of their windows; however you will usually be able to do it yourself for as little as around $300 in total, of course this will vary depending on the type and size of the window you’re going to be installing. Bay and bow window configurations are more expensive to install than most others as you would expect, this is mainly due to their size.

There are 4 main steps in the replacement window process and they are:

  1. Gathering your tools and materials together
  2. Measuring correctly for the replacement window
  3. Removing the old windows from the window frame
  4. Installing the new window units into the frame


Usually it will take you around 4 hours to replace a large window in full and of course you are going to need several tools to enable you to do the job. Most people have these tools lying around the home and including things like a hammer, screwdriver, chisel, knife, tape measure, square, wood shims, wood putty, caulking tubes, sandpaper, expanding foam and a pry bar. Once you have all of your tools gathered together you will be able to move onto measuring for the installation.

Measuring Up

It doesn’t matter what type of window you are using the measuring essentials are basically the same from unit to unit. It’s important that this is done right because everything else you do will stem from this.

When you’re undertaking the measuring process you will need to obtain 6 measurements in total. 3 along the horizontal aspect and 3 along the vertical aspect. The height and the width measurements are take from the window jamb to the window jamb. This basically refers to the inside edge of the window frame. It’s important that along both axis that 3 measurements are take, one to the left. Middle and right when measuring the height and one to the top. Middle and bottom when taking measurements for the height. You may see that these measurements are not all the same. If this is the case then you will need to take the smallest height and the smallest width measurement. These will be the dimensions for your new window.