Before installing any machine should first understand its precautions so as to avoid a lot of unnecessary trouble. Xiaobian to introduce you to install HEPA http://www.sizon.com.cn/ considerations. An installation before the first focus point, HEPA efficiency requirements of size, must comply with the requirements of cleanroom site design and customer application standards. 2 HEPA needs to be cleaned before installing a good cleaning products and a full range of cleaning cleanroom cleaning, such as the air conditioning system in the dust should be cleaned Clear, required to achieve the required standard quasi-clean laminated or ceiling got there too need to be cleaned, re-commissioning of air conditioning system must run continuously for more than 12h, once again cleaning. 3. HEPA safe transportation of students to be in strict accordance with the manufacturer's instructions and direction signs placed in the transport process to be too kind gently to avoid severe vibration and impact. 4 HEPA pre-installation is required on-site visual inspection outlet packaging, including paper, sealants and frames for damage; side length, diagonal size and thickness to meet the requirements; framework burrs and rust ( metal frame); whether the product certification, technical performance meets the design requirements. 5 for HEPA leak detection, inspection and leak detection is qualified, each station should be installed according to the size of the outlet resistance reasonable allocation, for the one-way flow, the same outlet or air between the surface of each filter, each rated resistance and the resistance of the Taiwan average difference should be less than 5%. Cleanliness level equal to or higher than 100 clean room HEPA. 6 clean room HEPA need to install the outlet flange and ceiling panels seal the joint between the purposes of treatment, remember that there are cracks in the place must be strictly handled. HEPA avoid coating damage or breakage may not be installed, install the outlet duct must be strictly connected, open end with plastic film and tape reinforcement dense air handling. More than seven considerations we must carefully observe slightly wrong, will directly affect the entire cleanroom standards. Therefore, regarding HEPA Installation Considerations You understand yet?