Joalo ka likarolo tsa thermostat, haholo-holo bakeng sa merero ea matla a letsatsi, ho futhumatsa boenjiniere ba morero le sistimi e futhumatsang ea boholo bo mahareng; mocheso oa metsi oa licheso tsa metsi tsa letsatsi, licheso tsa metsi tsa motlakase le lihlahisoa tse ling tsa sehlopha sa taolo; mahae, lipetlele, lihotele, mahae a maqheku, liofisi le litsi tsa ho hlapa, tsamaiso e ikemetseng kapa e bohareng ea metsi a chesang. Ho feto-fetoha ha khatello ea metsi

Phetoho ea mantlha ea khatello ea metsi a chesang le a batang moralong, e le hore mocheso oa metsi o kopanyang thermostatic valve le phallo ea metsi ho tsoa ho liphetoho tsa khatello ea metsi a chesang le a batang li ama mohloli, tharollo e sebetsang ho lihlahisoa tse ts'oanang tse tsoang kantle ho naha le metsi a chesang le a batang a lapeng lipheletsong tse peli tsa tlhoko ea ho kenya sesebelisoa se leka-lekaneng, e le hore bothata bo lipheletsong tse peli tsa khatello ea valve e sebetsang.
Spool ka thepa ea silicone, ho rarolla mathata a lihlahisoa tse tšoanang sebopeho sa tšepe ka boeona. Lintho tse entsoeng ka silicone ha li bonolo ho theha sekala, e leng tšobotsi e kholo ea silicone le lisebelisoa tse ling tsa polymer, Ca2 +, Mg2 + le li-ion tse ling ha li kenelle habonolo ka har'a ketane ea polymer ea silicone, ho thata ho theha sekala se sa khomaretsoeng holim'a silika. Sebopeho se ikhethileng sa kamore ea li-valve tsa mola oa ka hare oa li-valve esita le haeba sekala se ka hlatsuoa habonolo ntle le ho qhaqhoa, valve ka katleho e ntlafatsa kutloisiso, le ho netefatsa bophelo bo sebetsang ba valve.

Tšitiso ea phepelo ea metsi a batang mocheso oa metsi a chesang a phahame ho feta mocheso o behiloeng, valve e kopanyang e ka tima ka potlako phepelo ea metsi a chesang, e le ho qoba ho chesa metsi a chesang, nako ea ho arabela e phahame haholo ho feta lihlahisoa tse tšoanang (valve e tsoakaneng ea kantle le metsi a futhumetseng a mocheso a nka metsotsoana e seng mekae ho emisa nako, Yu Jing valve ea ho kopanya e emisoa ka nakoana), ts'ireletso e se nang kelello e le kannete. (Metsi a likhato tse 65 metsotsoana e mehlano a ka chesa letlalo; metsi a chesang a likhato tse 80, metsotsoana e 2 ho chesa letlalo)