Often asked: What Size Plywood For Hurricane?

What size plywood should I use for a hurricane?

Before hurricane season even arrives, you should purchase enough boards of 5/8-inch CDX plywood to cover all your building’s windows. CDX plywood is meant for exterior uses, so it will hold up better over time after repeated exposure to weather. Measure all your windows and pre cut the boards to fit into each one.

What type of plywood is used for hurricane protection?

Insurance industry groups recommend 5/8-inch-thick, exterior-grade (CDX) plywood, at a minimum. Hurricane plywood installation is a two-person job, particularly with large panels. For safety’s sake, get them up before the wind picks up and turns these sheets into sails.

Is plywood good for hurricanes?

Boarding up doors and windows with plywood sheets is one of the most traditional ways to reinforce your home or business before a storm. With good reason, too; plywood sheets are very affordable and provide a very high level of storm and hurricane protection.

Can 70 mph winds break windows?

The simple answer is yes. Hurricanes can produce extremely dangerous winds. A Category 5 storm can generate wind speeds of over 200 miles per hour. While steady wind may be unlikely to shatter a window, sudden, sharp gusts can add immense pressure to windows and doors and can break them.

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Is OSB better than plywood?

Wood fiber is used more efficiently in osb. Osb is stronger than plywood in shear. Shear values, through its thickness, are about 2 times greater than plywood. This is one of the reasons osb is used for webs of wooden I-joists.

How thick should plywood be for hurricane protection?

Use CDX plywood at least 5/8 inch thick. Place plywood over window, allowing a 4-inch overlap on each side. Space bolts or screws 12 to 18 inches apart.

Does plywood protect windows in a hurricane?

Plywood shutters installed correctly can offer a high level of protection against wind and debris from a hurricane as long as you follow the right installation methods. The most effective way is to cut 5/8 or 3/4 inch thick plywood to fit snugly inside the window frame.

Do I need to board my windows for hurricane?

Hurricane/Tropical Storm Warning: Hurricane/tropical storm conditions are expected in the specified area, usually within 36 hours. Permanent storm shutters offer the best protection for windows. A second option is to board up windows with 5/8” plywood, cut to fit and ready to install.

How do you secure windows for a hurricane?

Four Effective Ways to Hurricane-Proof Your Windows

  1. #1) Install Storm Shutters.
  2. #2) Use Hurricane Window Film.
  3. #3) Use Plywood to Keep Windows Protected.
  4. #4) Purchase High-Impact Glass Windows.
  5. Choose Alco Windows and Doors for High-Impact Glass Window Installation.

What is exterior grade plywood?

Exterior Grade Plywood, (also known as construction-grade plywood), is made from regular grade plywood sheets. Yet, these sheets have been fastened together using water-resistant ‘Exterior Glue’. Exterior grading is usually indicated by adding an ‘X’ letter to the standard grade of a sheet of plywood.

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Can you make shutters out of plywood?

Step 1: If you’re making your own shutters, your best choice is 5/8-inch exterior-grade plywood. For larger windows, use 3/8-inch lag screws that are 3-1/2 inches long. You want these to penetrate the frame at least 2-1/2 inches. For installation into masonry walls, it’s a bit more difficult.

Can you board up windows from the inside?

Most folks preparing for a storm would have put the plywood on the outside of the home to protect the glass in the windows from shattering from any flying debris. And plywood on the inside could easily loosen and fall inside if the windows were shattered and gusty winds came along.

How good are polycarbonate hurricane shutters?

Polycarbonate hurricane panels are very strong and, in some ways, easier to handle and install than plywood or metal. These storm panels have the added advantage of letting light through, which helps in the event of a power outage or when putting up shutters in advance of a storm.

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