Function Of Baffle Wall In Septic Tank

It is optional near the outlet.

Function of baffle wall in septic tank.

The one at the inlet pipe is called the inlet baffle and the one at the outlet is called the outlet baffle. Well a baffle is a part within your conroe septic pumping system that prevents froth and filth from accumulating in the outlet or inlet pipes connected to your tank. Baffle walls are provided near the inlet. In most cases wall baffles also consist of concrete and are built directly into the side of the tank.

For small tanks rcc hanging type scum baffle walls are provided in septic tanks. Most septic tank baffles are made of metal and are attached on the wall hanging down inside of the tank. While fiberglass plastic and pvc are sometimes used almost all baffle designs are similar and perform a set function. The inlet baffle gives the debris from the sewer in the house directly into the tank.

These basics will help you understand why your septic tank s baffles are important how they help process your wastewater on a. To direct flow from the house sewer downward into the tank to create a longer detention time for the sewage to allow settling of solids and to keep the floating scum layer from plugging the inlet pipe. A septic tank should have baffles at both the inlet and outlet. At septic tank tees.

Yet still you may need to have an idea of what a baffle is and what it does in the tank. Our photo compliments of architect jerry waters shows a badly deteriorated concrete septic tank baffle. Details of the septic tank baffle repair involving installing a pvc tee in this septic tank are shown. If the septic tank were just a rectangular box with no baffles it would allow liquid to go from the inlet right to the outlet and not have enough time to settle out the solids and allow the lighter things grease etc to float.

Wall baffles also give incoming solids more space thus reducing the likelihood of clogs. The baffle wall is generally extended 150mm above to scum level and 400 700mm below it. If the inlet baffle is worn or broken effluent may back out of the tank and into the plumbing. Septic baffles are located at the junctions where pipes enter and exit the tank.

The purpose of the inlet baffle is twofold. The inlet baffle wall is placed at a distance of l 5 from the wall where l is the length of the wall. A septic tank replacement tee is simply a standard plastic pipe in the shape of a tee typically 4 or 6 in diameter that is inserted at the septic tank inlet or outlet to serve the function of the original septic tank baffle that may have been damaged or lost. The condition of the septic tank baffles tells you what has been happening in the septic system.