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French patio door, weird screws on hinges. Adjustment of door alignment or something related to the glasses? : r/whatisthisthing
Service Guide - Patio Doors including Stormwatch® - Adjustment of Hinge, Blocker & Tab -- A-Series Frenchwood® Hinged Outs
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How to Adjust the Hinges on an Andersen® 400 Series Frenchwood® Hinged Outswing Patio Door - Construction Instruction
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