How to Tell If Your Patio Door Needs Replacement
What A Patio Door Tells You Before It Gives Out Patio doors usually wear out gradually. The first clues are often subtle, a sticky track, a handle that feels loose, or a slab that has begun to sag out of alignment. A patio door that needs extra force is usually trying to tell you something is wrong. The rollers may be worn, the frame may have shifted, or the track may be damaged enough that simple tune-ups no longer help. Fog between panes is another common sign, e