Plug Sizing Charts

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Here are several plug size comparison charts for your reference. These can be downloaded / printed to make it easy to determine what size silicone (or EPDM) plug you have in stock, and identify it to the Viadon part number quickly and easily.

Helpful hint: Use the top and bottom diameters to determine the width of each end of the plug; only use the side view to determine length. Check out this video for more information:

Click on each graphic below to download the FREE printable PDF version of each.

NOTE: When printing, in order to ensure proper size, turn off scaling or print to original size. Check with actual ruler to ensure ruler at bottom of page measures a full 6 inches across.