Sliding windows are a convenient and stylish addition to homes, offering easy operation and unobstructed views. However, like any other feature in a house, these windows can develop problems over time. Being able to identify these issues and determine appropriate solutions can help you maintain their functionality and longevity.

In this post, we discuss eight common sliding window issues and how to address them.
1. Difficult Sliding Movement
Sometimes, sliding windows become challenging to open and close smoothly. This is often caused by debris, dirt or worn-out rollers in the tracks. Regularly clean the tracks to remove any obstructions and ensure smooth movement. If the rollers are damaged, consider replacing them to restore ease of operation.
2. Air Leaks and Drafts
Air leaks around sliding windows can lead to energy loss and discomfort. These leaks are often due to worn weatherstripping or gaps in the frame. Replacing weatherstripping will create a tight seal, preventing drafts. If you notice larger gaps, use caulking to seal openings and further enhance insulation.
3. Moisture and Condensation
Condensation forming between the glass panes can be indicative of a broken seal, which allows moisture to infiltrate. This not only obstructs the view but also reduces the window’s insulating properties. If the window is under warranty, contact the manufacturer. Otherwise, a window replacement might be necessary.
4. Misaligned Tracks or Frames
Misaligned tracks or frames can lead to jammed windows or difficulty in closing them properly. Examine the tracks and frames for warping or misalignment. Adjust or replace components as needed to restore smooth operation.
5. Broken Locks or Latches
Security concerns arise when locks or latches on sliding windows are broken or malfunctioning. To ensure the safety of your home, replace these components. Regular lubrication can help prevent future issues and maintain their functionality.
6. Noise During Operation
If your sliding windows produce loud noises when opening or closing, it’s often due to friction between moving parts. Applying a silicone-based lubricant to tracks, rollers and hinges can reduce noise and ensure smoother operation.
7. Corrosion and Rust
Sliding windows exposed to moisture can develop corrosion or rust, particularly in metal frames and hardware. Regularly clean and treat metal parts with rust-resistant products. For severe cases, repainting or applying a protective coating might be necessary.
8. Professional Repairs and Replacement
For persistent or complex problems, seeking professional window repair services is advisable. Experts can accurately diagnose issues and provide effective solutions, ensuring your sliding windows function optimally.
In other cases, window installation companies recommend window replacement as a long-term solution. Upgrading to new, properly installed windows not only resolves current issues but also enhances energy efficiency, security, and overall home value.
If you’re dealing with problematic sliding windows, turn to Renewal by Andersen® of Boise. Our team has the expertise to tackle a wide range of window issues, ensuring satisfaction with every project. If you are looking for alternatives to vinyl replacement windows, our Fibrex® windows might interest you. These windows are designed with the best qualities of both wood and vinyl; they’re durable, low-maintenance and energy-efficient. Call us at (208) 501-8361 or fill out our contact form to schedule a consultation.