P. 3
Dew Point °C
Dew Point °F
Human Perception
Relative Humidity
at 32 °C (90 °F)
>Higher than
26 °C
>Higher than
80 °F
Severely high. Even bad for asthma
related illnesses
65% and higher
24
– 26 °C
75 - 80 °F
Extremely uncomfortable, fairly
oppressive
62%
21
– 24 °C
70 - 74 °F
Very humid, quite uncomfortable
52% - 60%
18
– 21 °C
65 - 69 °F
Somewhat uncomfortable for most
people at upper edge
44% - 52%
16
– 18 °C
60 - 64 °F
OK for most, but all perceive the
humidity at upper edge
37% - 46%
13
– 16 °C
55 - 59 °F
Comfortable
38% - 41%
10
– 12 °C
50 - 54 °F
Very comfortable
31% - 37%
<10 °C
<49 °F
A bit dry for some
30%
BATTERY INSTALLATION
1. Slide open the battery cover at the back of your mold alert thermo-hygrometer
2. Insert 2 x AA batteries (alkaline batteries preferred) into the battery compartment by
observing the c/- polarity signs inside the battery compartment.
3. Replace the battery cover. The unit is now ready to use.
12-HOUR GRAPHICAL HISTORY OF RELATIVE AIR HUMIDITY
You could easily view the comfort level of your room conditions in accordance with the last 12-hour
relative humidity records.
COMFORT LEVEL
RELATIVE HUMIDITY
TOO WET
81% to 90%
WET
61% to 80%
COMFORT
41% to 60%
DRY
31% to 40%
TOO DRY
20% to 30%
