The pipe of fume hood should upward through the roof . there should be water pipe and water sink in the fume hood 2通风柜，通风橱的管道要通到屋顶，通风橱内要有水管，水槽。
3 the interior material inside fume hood should have authorization test certificate to ensure excellent chemical performance 通风柜内衬材料需要有权威机关的证明，有良好的化学抗性。
3 fixtures exposed to hood interior ( i . e . tap nozzle ) shall be made of brass with chemically resistant black vinyl coating 通风柜里面的配件（龙头喷嘴）由黄铜构成，外面环氧树脂喷涂。
6 fume hood shall be designed to minimize static pressure loss . bell shaped exhaust collar configuration shall be provided 通风柜的设计要减少静压损失。因此一般在排气口附件采用钟型设计。
1 work surfaces shall be constructed from 1 - 1 / 4 inch thick epoxy resin dished a nominal one - half inch to contain spills 通风柜工作台面为1 - 1 / 4英寸厚度的环氧树脂台面，其中有1 / 2英寸的内凹槽盛溅出溶液。
This section sets out the design , fabricate , supply , delivery , installation , test and commission of the laboratory fume hoods ( fume cupboards ) 这一部分介绍了通风柜的设计、构造、材质、安装、检验等内容。
F unctions : people and heavy console instruments can directly enter into the draught hood , which has increased the convenience of the operation 功能：人员及重型落地仪仪设备可址接进入通风柜内，增加操作更利性。
Main products are laboratory furniture , fume hood , esd workstation , storage cabinet , high purity gas distribution , etc 主要产品有实验室家具、实验台、通风柜、防静电工作台、专业气体排管天平台、水斗台、药品柜等。
3 benches are equipped with either epoxy resin sink or polyolefin oval cupsinks while fume hoods are equipped with polyolefin cupsinks 工作台配备环氧树脂水槽或聚稀烃类椭圆形杯槽。通风柜里也安装聚稀烃类椭圆形杯槽。
8 hood light fixture : two lamp , rapid start type , and ul listed fluorescent light fixture with solid - state typed ballast installed on exterior of roof 通风柜照明：两个荧光灯管，快速启动类型， ul标准。镇流器安装在通风柜外部。
