Product main features

• Type-approved by most recognized classification societies, class A0-A60 fire and gas damper
• Fixed frame and blade of painted, galvanized or stainless steel. Maintenance-free stainless steel bearings and shafts.
• Flanges available as an option
• Blade contains glass fibre seals (effective up to 300 °C) and thermal expansion graphite seals (effective from 150 °C)
• Nominal release temperatures of fuses are 50 °C, 74 °C and 100 °C degrees
• Very low leakage
• Automatic electrical, pneumatic or spring operation systems available
• Maximum duct pressure 5000 Pa and maximum air velocity 15 m/s