Vents FlexiVent 0811125/63x2, Installation Instruction

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10
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80
90
100
0 5 10 15 20 25 30 35 40 45 50
Re
sistance [Pa]
Air flow [m
3
/h]
FlexiVent 0763
All rings are in places
rings removed - 1
rings removed - 2
rings removed - 3
All rings are cut out
0
10
20
30
40
50
60
70
80
90
100
0 5 10 15 20 25 30 35 40 45 50
Re
sistance [Pa]
Air flow [m
3
/h]
FlexiVent 0775
All rings are in places
rings removed - 1
rings removed - 2
rings removed - 3
rings removed - 4
All rings are cut out
0
10
20
30
40
50
60
70
80
90
100
0 5 10 15 20 25 30 35 40 45 50
Re
sistance [Pa]
Air flow [m
3
/h]
FlexiVent 0790
All rings are in places
rings removed - 1
rings removed - 2
rings removed - 3
All rings are cut out