Thursday, May 26, 2016

Reason to sample close to a source during a mold investigation

Below grade abandoned electrical outlet




SAS 180 air sampler
Air sample in control area

Air sample in room using DG-18 Outside air and hallway control on right
Air samples below the floor DG-18
Indoor air samples for 100 liters were taken in a below grade room.  Occupants in the space reported a musty odor.  Air samples in the breathing zone did not find a problem.   Air samples below the floor had elevated levels of Aspergillus spp. and Penicillium spp.  Outside air sample 50 liters. 



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