If you have a septic system, you NEED to know this! This is one very important part that if not working correctly, can cause THOUSANDS OF DOLLARS in damage/repairs. Learn what it is & how to change it if it goes out! #SepticTank #SepticPump #SepticSystem #DIYPlumbing #HomeMaintenance #HomeRepair #HowToFixIt #FlipApp #MiniMicPro #DIYElectrical #FixItYourself @ryan.lee.mills