ʻO kā mākou pēke geotextile PET ua humuhumu ʻia e ka nila i hoʻopaʻa ʻia i ka nonwoven polyester geotextile.Hiki ke hoʻomehana ʻia a melemele paha.ʻO ka lepo a honua paha, i hui pū ʻia me ka liʻiliʻi o ka laina, sima, ʻiliʻili, slag, ʻōpala hana, a me nā mea ʻē aʻe, ua hoʻokō ʻia i loko o ka ʻeke geotextile PET.