WK45 Rectangular Fire Damper

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  • WK45 Rectangular Fire Damper
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Description

​Fire Damper WK45 is a rectangular fire damper with 40mm thick closing blade made from refractory material for air duct system that penetrate fire resistance wall or floors. This rectangular fire damper has casing leakage performance Class C according to Standard EN 1751:2014 Section C.3.

WK45 fire damper prevents fire and smoke from spreading through the air duct system. WK45 rectangular fire damper is tested and classified in accordance with EN 13501-3 and EN 1366-2 with 500 Pa negative pressure and CE marked in accordance with EN 15650.

The rectangular fire damper, WK45, is optimised for medium and big size ducts and focuses on acoustical and aeraulic performance.

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​Characteristics of WK45 Rectangular Fire Damper

  • Casing made from galvanised carbon steel
  • 40mm thick closing blade made from refractory material
  • Internal intumescent gasket for hot smoke seal
  • Intumescent sealing gasket
  • Opening/closing mechanism with IP42 protection box
  • Cold smoke air seal gasket

 

European Standards and Certification

  • Test - EN 1366-2
  • Thermal Fuse Reliability - ISO 10294-4
  • Classification - EN 13501-3
  • Air Seal - EN 1751
  • Resistance to Corrosive Environments - EN 60068-2-52
  • CE Certification - EN 15650
  • CE Certificate of Constancy of Performance
  • German, Swiss and Swedish Approval
  • NF Certification
  • Fire Resistance Classification According to EN 13501-3-2009