1.1M views · 9K reactions | Replacing a PRV pressure reducing valve in a crawl space. #plumbing #serviceplumbing #plumbingservices #newsfeed #serviceplumber #bad #prv #Pressurereducingvalve #plumber #plumberslife #plumbinglife #worldplumbers #plumbproud #diy #handyman #repair #repairing #installation #diyprojects #fyp #viralreel #viralvideo #explorepage | The Plumbing Jedi | Facebook

Here is a quick video of how a PRV works on propane tanks when propane inside of a tank expands and the internal pressure rises. This is video from last nights structure fire. Pressure Relief Valve (PRV) The most critical safety device on a 420-pound propane tank is the pressure relief valve. Its main function is to prevent excessive internal pressure from causing the tank to rupture or explode. During a fire, heat causes the propane inside the tank to expand and the internal pressure to rise. W