What is a septic tank riser?

Answer: riser is the access porta

Answer: A riser is what you place on the lids of your septic tank to match flush with the surface of your ground. It makes an easy access when pumping out the tank (both sides) solid side and liquid side. (2 man holes)... It also makes it easier for you to access when needed.

Answer: A riser is above grade for access

Answer: Visual into the tank