Add 1 2 inch around for shims and insulation i e a total of 1 inch to both the vertical and horizontal dimensions to get the size of your window frame.
Installing window in concrete garage wall.
After that adjust chowkhats for proper line and plumb and secured in position by temporary bracing.
Frame the bottom shelf with an angle so that the water striking the window will run away from it.
Drive screws into holes through to the shims.
Add another 200 or so for drywall repair and repaint due to header installation and outside trim paint more if need full wall repaint inside to.
Step 2 if your garage is finished remove the drywall or paneling in the spot where the new window will go.
The window may be screwed or anchored in place or you may have to cut through the.
How to cut your opening use proper flashing and install your new window in a wall that has no window.
How to install windows in concrete block houses hunker.
Install window in the flashed opening and leave adequate space all around the.
The sims will hold the window tight let the spray foam dry and take out the shims and fill the holes with spray foam.
Drill adequate number of holes in the opening at correct positions for embedding hold fasts of windows.
Cut out the existing window with an electric saw.
Put shims where pre drilled holes are to secure the the window.
Cutting rough opening in a cinder block wall.
Flash the entire wood casing using the proper primer.
Paint then insert chowkhats in the position with their hold fasts bolted tightly.
Add trim or casing around the door as desired or caulk between the frame and the concrete block to complete the project.
Measure the concrete opening and cut a 2x4 to fit across the lower sill.
Use wood shims.
Installation probably about 300 800 depending on outside wall materials and how high you are off the ground with this window above ground floor obviously a bunch more due to handling issues.
No use some round backer rod and place that around all four sides on the exterior and then caulk the window to the concrete with backer rod preventing three way sealing or attaching of the caulking.
Determine the measurements of the window you want to install.