Sliding doors, often referred to as patio doors, are an excellent addition to any home, offering a seamless connection between indoor and outdoor spaces. However, like any frequently used feature in your home, they require regular maintenance to keep them functioning smoothly. If your patio door is sticking or doesn’t slide as effortlessly as it used to, it may be time for a thorough cleaning.

How do I clean my sliding door? What is the best way to do it so it will slide smoothly? Thanks!
Note from Verdun
When it comes to any maintenance for your patio doors from Verdun, we’d be happy to send one of our technicians out to handle this for you.
A Step-by-Step Guide to Cleaning Your Sliding Door
At Verdun, we absolutely love installing beautiful patio doors. Ensuring your sliding door glides smoothly is essential for both convenience and longevity. Follow this step-by-step guide to keep it in top shape for years to come.
Tools and Materials You’ll Need
Before you begin, gather the following items:
- Soft microfiber cloths
- A vacuum cleaner with a crevice attachment
- Warm water
- Mild dish soap
- A non-abrasive sponge
- Silicone-based lubricant
- A stiff-bristle brush or old toothbrush
- Screwdriver (if track removal is needed)
- Glass cleaner (optional, for glass cleaning); or
- 50/50 mix of water and vinegar (best all-around product)
Step 1: Clean the Track
The track is the most critical component of your sliding door’s functionality. Dirt, dust, and debris can accumulate over time, making it harder for the door to slide.
- Remove Loose Debris: Open the door and use a vacuum with a crevice attachment to suck up any loose dirt, dust, and debris from the tracks.
- Scrub the Track: Mix warm water with a few drops of mild dish soap. Use a stiff-bristle brush or old toothbrush to scrub the track, paying special attention to corners and crevices where grime tends to build up.
- Wipe Clean: Use a damp microfiber cloth to wipe away the loosened dirt and soap residue. Follow up with a dry cloth to remove any remaining moisture.

Step 2: Lubricate the Track and Lock Mechanism
Once the track is clean and dry, apply a silicone-based lubricant. Silicone-based lubricants are ideal because they don't attract dirt like oil-based lubricants can.
- Spray or apply a small amount of lubricant evenly along the length of the track.
- Open and close the patio door several times to distribute the lubricant and ensure smooth operation.
- Add lubricant evenly on the lock mechanism and lock keeper; unlocking and locking the door will help distribute it properly.
Pro Tip
Avoid using WD-40 or grease, as these can attract more dirt and dust, leading to quicker buildup. Please use silicone-based products like Jigaloo; oil-based products such as WD-40 will stain the materials over time.
Step 3: Clean the Rollers
If your patio door is still not sliding smoothly, the rollers may need attention. Rollers are located on the bottom of the door and help it glide along the track.
Friendly Disclaimer
Removing the patio door from its frame can be an intimidating task. If your patio door was installed by us, we'd be happy to send one of our service technicians to inspect this for you!
- Remove the Door: Use a screwdriver to carefully remove the door from its frame, following your manufacturer’s instructions.
- Inspect and Clean the Rollers: Check the rollers for dirt, grime, or damage. Wipe them clean with a damp cloth, and use the same silicone-based lubricant to ensure they spin freely.
- Reinstall the Door: Carefully replace the door, ensuring it aligns properly with the track.
Step 4: Clean the Glass
While you’re focusing on your sliding door, take the opportunity to clean the glass as well.
- Use a glass cleaner or a mixture of equal parts water and white vinegar (for you DIYers).
- Wipe the glass with a microfiber cloth for a streak-free shine.
- For stubborn spots, a non-abrasive sponge can help without scratching the surface.

Step 5: Maintain Regularly
To keep your patio door sliding effortlessly, make cleaning and maintenance a regular part of your routine.
- Monthly: Wipe down the track and check for debris.
- Seasonally: Deep-clean the track, inspect the rollers, and lubricate as needed.
- Annually: Consider professional maintenance or a more detailed inspection if you notice persistent issues.
Additional Tips for Longevity
- Weatherstripping Check: Inspect the weatherstripping around your patio door for wear and tear. Replace if necessary to maintain energy efficiency and prevent dirt from entering.
- Avoid Harsh Chemicals: Stick to mild cleaning solutions to avoid damaging the door’s materials.
- Watch for Signs of Wear: If your sliding door is still sticking despite regular cleaning, it may be time to replace the rollers or consult a professional for repairs.
The Bottom Line
By following these tips, you’ll not only restore your patio door’s smooth operation but also extend its lifespan, ensuring it remains a functional and aesthetic part of your home. With regular maintenance and proper care, your sliding door will continue to provide ease of access and beautiful views for years to come.