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What Size Port Do I Need
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MEASURING YOUR CABIN SIDE - A STEP BY STEP GUIDE
Measuring your cabin side
Measure inside to outside
Measure inside flange
Measure outside spigot and
finishing ring
Calculate cabin side thickness
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Step 3: Measure Outside Spigot and Finishing Ring
Measure from the outer cabin side to the edge of the spigot.
Port shown measures ½”.
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