Joint limt between two LAF

What should be maximum acceptable length of joint between two LAF.Is any guideline regarding this.

There is no guideline for the particular thing but why are you joining two LAFs? :thinking:

There is no LAF above holding tank in filling room so we need to attach new LAF with filling line LAF

i like to know about excel validation procedure or deliverable…

from start to end procedure… and i need basic or respective documents for the EXCEL SHEET VALIDATION

PLEASE DO THE NEEDFUL SIR…

here is no guideline for the particular thing but why are you joining two LAFs?

After Installation and Commissioning (PQ)

1 st Step take Air flow Visualization 600 mm away from the HEPA
you should get Unidirectional Flow
2nd) Step Take Air Velocity 600 mm away from HEPA ( 60 to 90 fpm)

Regards

A.Aziz