How to Measure Plywood for Windows for a Hurricane

Interior Plywood Application

• 1

  Measure the window opening height from top to bottom of the casing, minus 1/4 inch. The recorded width should be the measured width from side to side of the casing, minus 1/4 inch. This will give 1/8 inch clearance all the way around.

• 2

  Work left to right, and floor by floor, recording each windows measurement.

• 3

  Give each window a designated name or number for future reference.

Exterior Mounted Plywood

• 4

  Measure the window's opening, consistently measure height, then width of each window. Sticking to this method helps keep you from making careless measuring mistakes.

• 5

  Add 5 inches to each dimension. So, if a window measures 24 inches wide, Record it as 29 inches wide. This gives you around 2 1/2 inches of plywood on each side past the window opening.

• 6

  Work left to right, and floor by floor, recording each windows measurement.

• 7

  Give each window a designated name or number for future reference.