File:US Navy 081022-N-2183K-158 Sailors test the integrity of a soft patch in a pipe patching competition.jpg - Wikimedia Commons

File:US Navy 120105-N-PB383-055 A Sailor demonstrates how to properly patch a pipe during a damage control training exercise.jpg - Wikimedia Commons

File:US Navy 100916-N-9818V-219 Chief receives cover at pinning ceremony.jpg - Wikipedia

CGHowTo Install a Soft Pipe Patch

1720-15 - NDS 1720-15 - 1-1/2 IPS PVC White True Union Swing Check Valve (Socket)

Survey Ship Photo Index (AGC)

U.S. Navy recruits practice applying a jubilee patch to piping at Recruit Training Command (RTC). - PICRYL - Public Domain Media Search Engine Public Domain Search

Types of Navy Patches for Damaged Pipes

File:U.S. Sailors stand at attention as Rear Adm. Frank Ponds, the commander of Navy Region Hawaii and Naval Surface Group Middle Pacific, conducts a dress whites inspection and all-hands call March 19

File:Sailors undergo a uniform inspection. (8596676659).jpg - Wikimedia Commons