transitive. 1  To reverse the winding or twisting of: unwind a ball of yarn. 2  To separate the tangled parts of; disentangle. 3  To free (someone) of nervous tension or pent-up energy.
A leach field is an important part of a septic system. It disperses fluid from the septic system over a large area of soil adjacent to the building it services.he distribution box has another pipe that leads to the leach field. From this pipe, you will dig the trenches. Decide where to dig your trenches. You will need to dig three trenches, each about 12 inches wide and 20 feet long.
The best thing you can do for your septic system is not what you DO put in it, it is what you DONâT put in it! Â· No solvents, paints, or pesticides should be disposed of in the house drain system. Â· No trees or shrubs should be planted close to the leach field: the roots can clog the bed and break the pipes.