Storm windows are essential for protecting your home from the elements while boosting energy efficiency. Over time, the small but critical corner keys—the plastic or metal pieces that hold the screen or storm panel frame together—can wear out, crack, or break. Knowing how to replace storm window corner keys not only extends the life of your window screens but also saves money on replacements.

What Are Storm Window Corner Keys?

Storm window corner keys are fittings that connect the aluminum or vinyl screen frame pieces at each corner. They keep the window screen square, secure the screen or glass in place, and ensure proper alignment. When these parts fail, you may notice loose frames, rattling, or difficulty keeping the window in its track.

Signs You Need to Replace Corner Keys

• The screen or storm panel feels loose in the frame
  
  

• Visible cracks in the corner connectors
  
  

• Difficulty installing or removing the window
  
  

• Gaps that let in drafts or bugs

Tools and Materials Needed:

Before learning how to replace storm window corner keys, gather these supplies:

• Replacement corner keys (match size and style to your frame)
  
  

• Flathead screwdriver or putty knife
  
  

• Pliers (optional, for stubborn parts)
  
  

• Tape measure (to ensure correct size)
  
  

Step-by-Step Instructions

1. Remove the Screen

Carefully take the window screen out of its track and place it on a flat surface.

2. Disassemble the Frame

Use a screwdriver or putty knife to gently pry apart the frame at one corner. Work slowly to avoid bending the frame.

3. Remove the Old Corner Keys

Slide or pull out the broken keys. If they are stuck, use pliers to grip and remove them.

4. Insert New Corner Keys

Match the replacement keys with your frame type and size. Slide them into the frame channels until they fit snugly.

5. Reassemble the Frame

Push the frame pieces back together around the new keys. Make sure the corners are square and aligned.

6. Reinstall the Frame

Place the repaired screen frame back into its track. Test for smooth operation and secure fit.

Tips for a Successful Replacement

• Always bring the old corner key to the hardware store or take pictures for identification to find a perfect match online.
  
  

• Choose durable materials (nylon or aluminum) for longer-lasting results.
  
  

• If your frame is bent or damaged, consider replacing the entire screen frame.

Conclusion

Learning how to replace storm window corner keys is a simple DIY project that can make a big difference in your home’s comfort and efficiency. With just a few tools and inexpensive parts, you can restore your storm windows and keep them working like new. For more information or assistance ordering the correct corner keys, Contact Us Today! The WHD Team will be happy to help.