XSF Fire Resistant Shutter imamangidwa, kuyesedwa, ndikuyikidwa molingana ndi dziko.
Moto ukayaka, chotsekera chozimitsa moto chimangotseka ndipo izi zimachedwetsa ndikuletsa kufalikira kwa moto.
Poteteza moto, chotsekera chotchinga moto chimalola anthu ambiri kutuluka mnyumbamo nthawi yadzidzidzi.Zidzathandizanso kuteteza katundu ndi katundu pamene ozimitsa moto akugwira ntchito kuzimitsa moto.