A septic tank is the ...
Published by خالد عبدالتواب, General Manger at Delft contracting co.
A septic tank is the solution for a small-scale sewage treatment system common in areas that lack connection to main sewage pipes.
In your Case you will leave it for 2 years before cleaning (sludge fermentation will take place by anaerobic bacteria.
Little water will come out after wile depend on how much water you use, you can use it to cultivate wooden trees.
