Li-feeders tsa rona tsa likhoho, letata le likhantsi li entsoe ka motsoako o tšoarellang le o tsitsitseng oa thepa ea PVC le ea ABS. Litharollo tsena tsa ho fepa le ho nosetsa li etselitsoe ho fana ka lihoai tsa likhoho le tsa metsing ka boiketlo, ho tšoarella le ts'ebetso e phahameng. Tšebeliso ea thepa ea PVC le ea ABS e tiisa hore li-feeders le lino tse nooang ha li matla feela ebile li tšoarella nako e telele, empa hape li hanyetsana le ho bola, tšusumetso le maemo a leholimo a thata. Motsoako ona o etsa hore li tšoanelehe bakeng sa tšebeliso ea ka hare le ka ntle, ho fana ka tharollo e tšepahalang ea ho fepa le ho nosetsa likhoho le linonyana tsa metsing libakeng tse sa tšoaneng tsa temo. Fepa e entsoe ka likarolo tse ngata ho fepa mefuta e fapaneng ea likhoho tse kang likhoho, matata le likhantsi ka nako e le 'ngoe, ho netefatsa phepo e nepahetseng le ho fokotsa litšila.
Moralo o fepelang matla a khoheli oa mochini o fanang ka metsi o netefatsa phepelo e tsoelang pele ea metsi ho linonyana ha o ntse o fokotsa ho qhalana le ho silafala. Kaho ea PVC le ABS e boetse e etsa hore li-feeders le metsi a nosetsang ho be bonolo ho li hloekisa le ho li hlokomela, ho ntlafatsa bohloeki ba linonyana le ho nolofatsa tlhokomelo bakeng sa lihoai. Lisebelisoa le tsona ha li na chefo, li netefatsa polokeho ea linonyana le phepo le boleng ba metsi. Ka ho tsepamisitse maikutlo holim'a ts'ebetso le ts'ebetso, li-complex feeders le li-waterers li boetse li etselitsoe hore ho be bonolo ho kenya, ho lumella lihoai ho li kenya kapele le ha bonolo. Ka kakaretso, li-feeders tsa motsoako oa PVC le ABS le li-waterers li fana ka tharollo e tšepahalang le e theko e tlaase bakeng sa ho fepa le ho nosetsa likhoho, matata le likhantsi, ho netefatsa bophelo bo botle, tlhahiso le boiketlo ba likhoho le linonyana tsa metsing mesebetsing e fapaneng ea temo.