Four Of The Most Common Plumbing Problems That You Shouldn't Ignore
https://source-wiki.win/index.php/What_You_Need_To_Know_About_Home_Septic_Systems
Get it inspected regularly, typically every 3 years. Know Your Tools - Have a thorough understanding of your plumbing tools. There then should be roughly 6" to 8" of stack sticking out of the roof on the outside.