Slots are specially useful where curtains of air are required for shielding personnel from radiated heat, as in galleys.
Umngxuma wokufaka into ungasetyenziswa kakhulu apho iikhethini zomoya ezinikwa ekukhuseleni umntu owamkelekileyo ekusukeni kwisixhobo esinikela ngobushushu, njengasekhitshini lasenqanaweni.