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Antistatic, antibacterial, antifungal, odour-killing flexible duct SPECTRA HDPE75/200A, 50 m roll
Selection of diffuser and air distributor (A, B, C, D)
Diffuser Ø, mm
|
Diffuser usefull area Ø, mm | Diffuser usefull area, cm2 |
Ø75 mm HDPE duct, P~31.2 cm2
|
Ø90 mm HDPE duct, P~44.2 cm2
|
recommended duct connections to the distributor | ||||
80
|
60 | ~28.3 |
1
|
1
|
100 | 70 | ~38.5 | 1 | 1 |
125 | 100 | ~78.5 | 2 | 2 |
160 | 140 | ~154 | 5 | 3 |
200 | 160 | ~201 | 6 | 4 |
Selection of main air distributor (D, E, F, G) connected to heat recovery unit
HRU connectors Ø, mm
|
HRU connectors area in cm2 |
Ø75 mm HDPE duct, P~31.2 cm2
|
Ø90 mm HDPE duct, P~44.2 cm2
|
recommended min. number of duct connectors in air distributor | |||
125 | ~122.7 | 4 | 3 |
160 | ~201.0 | 6 | 4 |
200 | ~314.2 | 10 | 7 |
Code
|
ØD (outer)
|
Ød (inner)
|
Ø of roll | height of roll |
HDPE50A | 50 | - | - | - |
HDPE63A
|
63
|
51 | ~1000 | ~300 |
HDPE75A / SPECTRA75A | 75 | 63 | ~1200 | ~400 |
HDPE90A / SPECTRA90A | 90 | 75 | ~1200 | ~500 |
HDPE160A | 160 | 135 | ~1600 | ~500 |
HDPE200A | 200 | 175 | - | - |
Pressure loss
1 m straight duct
0.5 m 45° bend
0.5 m 90° bend
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