1. Lub teeb: tsuas yog 1/3 ntawm qhov hnyav ntawm iav ntawm tib lub thickness, yooj yim rau nruab thiab thauj.
2. Kev ua tau zoo: cuam tshuam resistant, tsis yooj yim tawg, fireproof qib B1.
3. Ntau cov duab: tuaj yeem khoov / sib koom ua ke. Zoo lub teeb kis tau tus mob zoo ib yam nrog iav, ntau yam xim thiab cov qauv xaiv los ntawm.
Tej zaj noj
Partitions, carports, hnub ci chav, kos duab kho kom zoo nkauj, thiab lwm yam.