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.
Your should have septic pumping service every 1 to 2 years. More frequent servicing will depend upon the age of your system, how much water your system is handling on a regular basis, how many people live in the home, and the condition of your system. leaching field is a series of pipes (usually 20 to 40 feet long) that extend out from your distribution box. These pipes have small holes along the sides that leach out grey water from your septic system.