On this page 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.

Tapered plug size comparison chart - small

Tapered plug size comparison chart - large