送风固定装置，如墙壁格栅或登记器、天花板扩散器或穿孔通风板，会影响实验室通风柜的性能。通过对之前描述的性能测试（1）进行修改，检查了各种供气装置对实验室通风柜性能的影响。引文:研讨会论文，佐治亚州亚特兰大，1978年

Air supply fixtures, such as wall grilles or registers, ceiling diffusers or perforatedceiling panels affect the performance of laboratory fume hoods. Using amodification of a previously described performance test (1), the effect of varioussupply fixtures on laboratory fume hood performance was examined.