Valavu yamagetsi yamagetsi (PID regulating valve) ili ndi mawonekedwe odalirika kwambiri komanso moyo wautali wautumiki. Vavu imagwiritsa ntchito mphete ya graphite ya PTFE ndi mphete yapawiri-EPDM tsinde yosindikizira kuti iwonjezere kusindikiza kwa valavu, imakonzekeretsa unibody rectifier blade kuti igwirizane ndi kusiyana kwapakati. Ntchitozi zikuphatikiza kuchuluka kofanana, kuthamanga kwamphamvu kwambiri 1.4Mpa, kuvotera kuthamanga kwa PN16, max. Kusiyana kwa kuthamanga kwa ntchito 0.35Mpa, batani lachidule la actuator, ndi -5 ° C mpaka 121 ° C kutentha kogwira ntchito. Valavu imagwiritsidwa ntchito pamadzi, nthunzi kapena 50% madzi glycol.