15
Technical performance values
House
size
m2**
Speed
System
Efficiency
Supply
airflow
M
3
/hr
Extract
Airflow
M
3
/hr
Power
Consumption
Watts
Sound
power
dba at
1 meter
Low
92.6
177
177
34
39
Med
91.5
308
308
56
45
170
High
89.4
485
485
137
54
Low
92.2
207
207
34
41
Med
91.6
332
332
60
46
190
High
88.9
497
497
144
54
Low
91.8
227
227
37
42
Med
91.2
372
372
77
47
210
High
89.2
501
501
143
55
Low
92.5
241
241
42
43
Med
91.7
386
386
89
48
230
High
89.3
502
502
146
55
Low
92.7
257
257
46
44
Med
91.8
409
409
98
50
250
High
90.2
507
507
146
56
Low
92.1
290
290
53
45
Med
91.2
451
451
119
52
270
High
89.6
510
510
145
56
Low
91.8
299
299
56
47
Med
90.4
499
499
134
54
290
High
88.9
514
514
146
56
Low
91.1
321
321
58
48
Med
89.6
506
506
141
54
310
High
88.3
516
516
144
57
** Above air flows were measured in a laboratory environment with a simulated
installation. Actual air flows may vary from house to house depending on ducting
layouts etc.