1. Kusimba uye kupfeka kuramba: Kusimba uye kupfeka kuramba kwemachira ndechimwe chezvinhu zvavo zvakakosha. Kazhinji, iyo yakakwirira kusimba kwesimba remafibhi, kunowedzera simba rejira. Uyezve, nekuda kwekudyidzana kuri pakati pemafayibha, machira ane kusakara kwakanaka uye anogona kumira-kukweshana uye kusakara kwenguva refu.
2. Kufema: Kufema kwejira kunoreva kupinda kwaro kumhepo nemhute yemvura. Micheka ine kufema kwakanaka inogona kubvumira ganda kufema uye kudikitira zvakaringana, kuderedza kudikitira uye kunhuwa kugadzira. Micheka ine kufema kwakanaka kazhinji ine yakanaka kunyaradza uye kugadzirisa.
3. Thermal insulation: Thermal insulation performance yejira inoreva kugona kwayo kuchengetedza kupisa. Micheka inogona kudzivirira kurasikirwa nekupisa nekuchengetedza mhepo yemhepo uye kupa kudziya munzvimbo dzinotonhora. Micheka ine yakanaka yekuvharisa zvinhu kazhinji ine yakanaka yekuvharisa uye kunyaradza.
4. Kutora hunyoro: Kutora mwando kwejira kunoreva kugona kutora mwando. Micheka ine hunyoro hwakanaka hwemvura inogona kukurumidza kutora ziya uye hunyoro kubva pamuviri wepamusoro, kuchengetedza ganda rakaoma uye rakanaka nguva dzose. Mukuwedzera, machira ane kunaka kunyura kwemvura anogonawo kuderedza kugadzirwa kwemagetsi emagetsi, ayo anobatsira ganda uye hutano.
5. Chemical resistance: Kupokana kwemakemikari emachira kunoreva kugona kwavo kumirisana nemakemikari zvinhu. Micheka ine makemikari akanaka ekupikisa inogona kuva nekugadzikana kwakanaka uye kusagadzikana munzvimbo dzakasiyana dzemakemikari, uye haisi nyore kusvibiswa uye kukuvadzwa nemakemikari zvinhu.
