How to Board up a Sliding Glass Door

Boarding up a sliding glass door is a prudent step to secure your home in various situations, whether it’s in preparation for a storm, during a renovation, or as a temporary security measure. The process might seem complex, but with the right tools and approach, you can effectively board up your sliding glass door to protect your property and loved ones.

From gathering the necessary materials and measuring accurately to ensuring proper stability and durability, this task requires a blend of practicality and attention to detail. In this guide, we’ll walk you through the step-by-step process of how to board up a sliding glass door, providing you with the knowledge and confidence to safeguard your home when the need arises.

How to Board up a Sliding Glass Door

The Need to Secure a Sliding Glass Door Temporarily

A sliding glass door, or patio door, is often the main entry point of a home. As such, it’s important to ensure it’s well-secured during times when you may be away from your home for extended periods or if natural disasters are a concern. While permanent security measures should always be taken seriously and consulted with an expert to install, you may also need to board up a sliding glass door temporarily in order to protect it.

This guide will provide step-by-step instructions for how to board up a sliding glass door properly and securely.

What You’ll Need

  • Plywood (at least ¼ inch thick) that is larger than the door itself
  • Wood screws (2 inch)
  • Measuring tape
  • Drill and drill bit
  • Hammer

Importance of Protecting Property and Ensuring Safety

Boarding up a sliding glass door is an important step to ensure the safety and security of your property. In times of natural disasters or when there is need for extra security, boarding up windows and doors may become necessary. It can provide some peace of mind by keeping intruders out and protecting your property from inclement weather or other external forces.

The process for boarding up a sliding glass door is straightforward and simple. All that is required are some pieces of plywood and some screws or nails. The plywood should be cut to fit the size of the opening, and then secured in place with the screws or nails. It’s important to ensure that all edges are flush against the frame for optimal protection.

Gather the Tools and Materials

When it comes to safety, boarding up a sliding glass door is the best way to protect your property. It’s simple and efficient, and can provide much-needed peace of mind in times of emergency.

Additionally, this process requires minimal tools or resources. With just a few pieces of plywood and some screws or nails, you’ll be able to secure your home in no time. So if you want to protect your property, be sure to board up your sliding glass door today.

Furthermore, boarding up a sliding glass door is also a great way to enhance the overall appearance of the exterior of your home. A well-boarded-up window or door can add an extra layer of charm and style to any residence. With just some basic preparation and materials, you can take your home’s exterior design to the next level.

10 Methods on How to Board up a Sliding Glass Door

1. Gather Necessary Tools and Materials:

Before you begin, gather the tools and materials you’ll need. This typically includes plywood sheets (preferably 5/8 to 3/4 inches thick), a saw for cutting the plywood, measuring tape, screws or nails, a drill, a level, a pry bar, and safety equipment like gloves and goggles.

2. Measure the Door Opening:

Accurate measurements are crucial to ensure a proper fit for the plywood boards. Measure the height and width of the sliding glass door opening. Add a few inches to the measurements to provide room for any imperfections or irregularities in the opening.

3. Cut Plywood Panels:

Using the measurements you obtained, cut the plywood panels to fit the sliding glass door opening. The plywood should cover the entire opening, including any trim or framing around the door.

Measure the Height and Width

4. Attach Support Boards:

Before placing the plywood panels, attach horizontal and vertical support boards around the door frame. These boards will provide a stable surface for the plywood to rest on and prevent any damage to the door frame.

5. Place the Plywood Panels:

Position the cut plywood panels against the support boards, making sure they fit snugly within the door opening. Use a level to ensure the panels are straight and even. It’s essential to have a tight fit to prevent drafts and intrusions.

6. Drill Holes for Screws or Nails:

Use a drill to create holes in the plywood panels for screws or nails. Space the holes evenly along the edges of the plywood, ensuring they penetrate the support boards. This step helps secure the plywood in place.

7. Secure the Plywood Panels:

Attach the plywood panels to the support boards using screws or nails. Make sure the fasteners are flush with the surface of the plywood to avoid any protrusions. Repeat this process for each panel, working from top to bottom.

8. Reinforce with Cross Bracing (Optional):

For added stability, consider adding cross braces to the plywood panels. These braces are diagonal pieces of wood that you can attach to the plywood using screws. They help distribute weight evenly and reduce the risk of the panels coming loose.

9. Cover Gaps and Seams:

Inspect the edges of the plywood panels for any gaps or seams. Use additional pieces of plywood or trim to cover these areas and create a seamless appearance. This step also helps enhance the security and insulation of the board-up.

10. Add Weatherproofing and Finishing Touches:

To protect the plywood from moisture, apply a weatherproofing sealant to the edges and surfaces. This prevents warping and deterioration over time. Additionally, you can paint the plywood to match your home’s exterior for a more polished appearance.

Plywood Panels for Any Gaps or Seams

Safety Precautions for Board up a Sliding Glass Door

When you’re boarding up a sliding glass door, it is important to take precautions to ensure your safety. Make sure the area around you is well-ventilated and free of debris. Wear protective eyewear, gloves, and a face mask if necessary. Also be extra cautious when handling tools like saws or drills as these can easily cause injury.

Before boarding up your sliding glass door, measure the area that needs to be covered and make sure you have enough plywood or boards to accommodate it. Be sure to measure twice before you begin cutting; mistakes can be costly when it comes to materials.

Once the boards are in place, use nails, screws or bolts to secure them properly. Make sure the boards are firmly attached to each other and to the door frame.

Finally, make sure your sliding glass door is properly sealed. This will help keep out wind, rain and pests that could otherwise enter through cracks or gaps in the boards. Caulk any joints or crevices, then check around the perimeter of your door for weak spots where water could enter.

Some Common Mistakes to Avoid

No matter how familiar you are with the process of boarding up a sliding glass door, it’s important to take some time and plan ahead in order to avoid any common mistakes.

First, make sure that all dimensions such as the length and width of the board are correct before purchasing. You don’t want to end up with boards that are either too short or too long.

Second, when installing the board, be sure to check and double-check that it has been secured properly and is not loose in any way. Make sure to use plenty of screws so that the board won’t easily come off during a storm or other emergency.

Third, don’t forget about taking precautions for safety. Place warning signs and barriers around the boarded-up door to make sure no one accidentally walks into it or trips over any of the boards.

Finally, if you’re using a temporary board as opposed to a permanent one, be sure to check that all nails are secured down tightly with tape or other means of securing them. You don’t want any of the boards to come loose during a storm or other emergency.

Always Wear Protective Gear


After reading this blog post on how to board up a sliding glass door, you hopefully have a better understanding of the steps and tools needed to do so successfully. Through taking off the trim, preparing the doors and frames for boarding, and affixing the panels to keep out unwanted entry, this job may be daunting but is highly achievable with the right set of directions.

Just remember to be careful when working with power tools and always wear protective gear when nailing boards into place. So now that you understand how it’s done, why not go ahead and board up your own sliding glass door? With a few simple materials and bit of patience, your doors will be secure in no time!

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Jennifer Branett

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