1. PID kub tswj qhov system yog saws, thiab kev tswj qhov kub thiab txias yog qhov tseeb;
2. Qhov tshwj xeeb downward blowing cua duct tsim tau tusyees disperse cov cua kub, ua kom cov yas qhuav, qhov kub thiab txias yog ruaj khov, thiab txhim kho kev ziab kom qhuav;
3. Stainless hlau ob txheej rwb thaiv tsev chim nrog saib qhov rais;
4. GHD-40U thiab saum toj no qauv yog nruab nrog qhib qhov rooj;
5. Thermal overload tiv thaiv ntaus ntawv, muaj kev nyab xeeb thiab txhim khu kev qha;
6. Novel tsos thiab ci zoo nkauj;