Case 7

BuildingOffice tower
LocationCeiling board at lift lobby (41st storey)
Ventilation ModeCooling by air-conditioning
Sampling MethodTape sampling, Culturing
No. of Tape Samples1
No. of Cultured Samples (from tape)4
Medium UsedPotato Dextrose Agar (PDA)

Temperature (°C): 25.2
Relative Humidity (RH): 59.8
Wind Speed (m/s): 0.06

7-1

Building

7-2

The building consists of a podium which houses a cinema and a tower block of offices. Within the tower block, the mould was found at the air-conditioned lift lobby of the 41st storey.

Observation

7-1

Numerous water stains can be noticed on the ceiling boards, with mould on wood furnishings of the room as well.The exact location of the mould on the false ceiling board near to an access panel is shown.

Identified Fungus

7-3