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North Central MO | I have large sliders on a Morton. The weight of the door has warped the door header and let the rest of the door drop enough that adjustment of the trollys would no longer keep the door off the cement. We added some additional adjustable supports to the door to pull it back into shape, this has helped alot for us. You might want to take a good look at the upper header and see if you have the same problem. Just a thought ... | |
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sinking building
