osr

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The powrmatic osr louvred roof ventilators set new standards for both fire and natural ventilation requirements.

Manufactured in aluminium with a wide range of control options and a variety of impressive features, this highly efficient, extremely versatile unit is further proof of powrmatic’s position as one of the leaders in the field. Specific features include:

• High efficiency – aerodynamically tested to BS EN 12101-2:2003
• Weatherproof – its resistance to air leakage and rainwater is tested to BS 5368 and BS 6375
• Reliability - life cycle tested to class RE1000 under BS EN 12101-2: 2003
• Durability - tested to withstand wind loads of class WL1500 and snow loads of up to class SL500 under BS EN 12101-2:2003
• Controls – a wide range of control options are available
• Installation – can be fitted into any roof or glazed construction.