Williams Airsponge User Manual
Area size
(square feet)
Climates with Outdoor Humidity Levels of 70% Rh
2,000 47 53 68
2,500 59 66 85
3,000 71 79 102
3,500 82 93 119
Area size
(square feet)
Climates with Outdoor Humidity Levels of 80% Rh
2,000 50 54 72
2,500 62 68 90
3,000 74 81 107
3,500 87 95 125
Climates with Outdoor Humidity Levels of 90% Rh
Area size
(square feet)
2,000 52 56 75
2,500 65 70 94
3,000 78 84 113
3,500 91 98 131
* Actual requirements may vary.
Dehumidifier Capacity Required
to Maintain Desired Indoor Rh*
60% Indoor Rh 55% Indoor Rh 50% Indoor Rh
Pints/Day Pints/Day Pints/Day
Dehumidifier Capacity Required
to Maintain Desired Indoor Rh*
60% Indoor Rh 55% Indoor Rh 50% Indoor Rh
Pints/Day Pints/Day Pints/Day
Dehumidifier Capacity Required to
Maintain Desired Indoor Rh*
60% Indoor Rh 55% Indoor Rh 50% Indoor Rh
Pints/Day Pints/Day Pints/Day
August 2007
Total Space Dehumidifier Performance Data
Pounds per Hour
30 40 50 60 70 80
50
60
70
80
0.98 1.22 2.62 6.34 7.62 8.87
85
90
Pints per Day
30 40 50 60 70 80
50
60
70
80
Air Temp. °F Air Temp. °F
85
90
22.6 28.2 60.6 146.5 176.1 205.1
Relative Humidity %
0.78 1.67 2.78
0.85 1.23 2.62 3.98
0.90 1.50 2.70 4.40 6.70
1.73 2.78 7.17 8.62 9.52
1.90 3.20 8.12 9.06 10.20
Relative Humidity %
18.0 38.6 64.3
19.6 28.4 60.6 92.0
20.8 34.7 62.4 101.7 154.9
40.0 64.3 165.8 199.3 220.1
43.9 74.0 187.7 209.5 235.8
11
10
9
8
7
6
5
4
Lbs./Hour
3
2
1
0
50 60 70 80 85 90
Air Temp. °F
240
220
200
180
160
140
120
100
Pints/Day
80
60
40
20
0
50 60 70 80 85 90
Air Temp. °F
kW per Hour
30 40 50 60 70 80
50
60
70
80
Air Temp. °F
85
27.9 29.1 30.1 32.1 32.1 33.2
90
BTU per Hour
30 40 50 60 70 80
50
60
70
80
Air Temp. °F
85
90
7382 9775 11978 14400 15238 17560
Relative Humidity %
20.1 20.5 20.6
21.4 22.8 24.4 26.3
24.0 26.7 28.3 28.4 29.1
30.7 30.8 34.2 34.4 35.6
32.9 33.4 34.9 36.6 38.1
Relative Humidity %
4998 6181 7207
5601 7148 9090 12228
6553 9423 11320 13305 14685
10597 13038 15067 17032 18665
11403 14030 16028 18466 20285
kW per Hour
Btu/hr.
45
40
35
30
25
20
15
10
5
0
50 60 70 80 85 90
Air Temp °F
22,500
20,000
17,500
15,000
12,500
10,000
7,500
5,000
2,500
0
50 60 70 80 85 90
Air Temp. °F
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