To measure window and door size  for security window bars installation, Carefully measure from wood door jamb (brickmold) to wood door jamb  and measure for the opening in three places vertically and horizontally - use the smallest of each of the three measurements

 

 

 

 

 

 

Measure Opening Width and Height of a Window:

  • Opening Width is a measurement between the jambs or in some cases between the walls (if jamb is recessed inside wall)
  • Opening Height is a measurement between the jamb and frame of window
  • Take a measurement for each window

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Precise Measurement of window is necessary for security window bars installation and to order correct size . If you need any assisstance , please call 1-877-874-6321