02392 451111

Kameleon natural casement ventilator

Kameleon 5 glazed natural casement ventilator, suitable both for day-to-day and smoke ventilation through the façade. Both flap and base frames have thermal breaks. It is particularly suited for installation into glazing systems. Kameleon conforms to EN 12101-2 and EN 14351-1 and is CE marked and is manufactured under the ISO 9001 quality standard. This product is for vertical installation only.


The following performance attributes follow tests to EN 12101-2:2003 (standard for smoke and heat exhaust ventilators) and EN 14351-1:2006 (standard for windows and doors). The exact performance attribute will depend on the chosen size, controls, and flap type.

  • Aerodynamic coefficient: Up to 0.65
  • Reliability class: RE 1000
  • Wind load: Up to WL 3000
  • Snow load: SL 0
  • Resistance to heat: B 300
  • Low temperature class: T(00) to T(-15)
  • Materials resistance to fire: E (to EN 13501-1)
  • U value: Up to 1.0 W/m²K
  • Air permeability: Class 4 - Maximum of 0.20m3/hr/m² or 0.07m³/hr/m at 100Pa
  • Water tightness: Class 9 A - No leaks at static pressure of up to and including 600Pa
  • Sound insulation: Up to 42 (-1:-4) dB R’w


Tested to and in compliance with EN 12101-2:2003 and EN 14351-1: 2006 and CE marked.

Please contact us for more information relating to the application, specification, installation and servicing of this product.

Subscribe to the blog

© 2021 Colt International Licensing Limited. - People feel better in Colt conditions