Pegasis – Streamline Guided Flow Ridge Ventilator

Pegasis – Streamline Guided Flow Ridge Ventilator

Features

  • Natural ventilation of industrial warehouses and workshops
  • Unobtrusive
  • Weathertight
  • Easy to install
  • Wide range of cladding materials
  • Maintenance free

The Pegasis Streamline Guided Flow Ridge Ventilator provides a highly efficient system of natural ventilation for use on industrial warehouses, workshops, materials handling facilities etc. To obtain maximum effect from this ventilator, the exhaust opening should be located horizontally at the highest point of the building.

Specifications

  • Standard throat sizes: 300 – 450 – 600 mm – non-standard sizes also available
  • Unit length: 2450 mm – Several units can be joined together
  • Material: Galvanised, ZincAlume, Aluminium
  • Colours: Standard Chromadek, standard ColourPlus, standard RAL
  • Protection: bird mesh
  • Coefficient of discharge: 0.36

Size Characteristics

Dimensions Approximate Mass Per m Run (kg) Approximate Mass Pair Ends (kg)
A B C Galvanised /
Chromadek		 ZincAlume /
ColourPlus		 Aluminium Galvanised /
Chromadek		 ZincAlume /
ColourPlus		 Aluminium
300 540 660 18.0 17.6 10.3 2.9 2.8 1.4
450 850 1050 37.5 36.6 17.4 8.7 8.5 3.5
600 1080 1320 51.0 49.7 21.0 14.0 13.7 5.6

Exhaust Capacity Table
(cubic metres per second per metre run)

Temp. diff. x Eff. Ht.
(ΔT degC x metres)		 Clear Opening (mm)
300 450 600
30 0.485 0.728 0.971
40 0.499 0.749 0.998
50 0.511 0.767 1.022
60 0.522 0.783 1.044
70 0.532 0.798 1.063
80 0.541 0.812 1.082
90 0.550 0.825 1.100
100 0.558 0.837 1.116
110 0.566 0.849 1.132
120 0.573 0.860 1.147
130 0.581 0.872 1.161
140 0.587 0.881 1.175
150 0.594 0.891 1.188
160 0.601 0.902 1.201
180 0.613 0.920 1.226
200 0.625 0.938 1.249
250 0.651 0.977 1.303
300 0.676 1.014 1.351
350 0.698 1.047 1.396
400 0.719 1.079 1.438
450 0.738 1.107 1.477
500 0.757 1.136 1.514
550 0.774 1.161 1.549
600 0.791 1.187 1.582
650 0.807 1.211 1.614

Typical Ridge Ventilator

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Content Updated: 09/17