invisivent_evo_ak_variant

  • Aesthetic window profile solution
  • Sound-damping: various damping levels
  • With thermal break
  • Integrated, replaceable acoustic foam
  • I-flux
  • Insect-proof
  • Burglar-resistant
Self-regulating window ventilation
  • Ultra-high sound damping: 42 (0;-2) dB
  • Integrated, replaceable acoustic foam
  • Self-regulating
Self-regulating window ventilation
  • High acoustic damping: 39 (0;-1) dB
  • Integrated, replaceable acoustic foam
  • Self-regulating
Window ventilation with an extremely high sound-reduction
  • Extremely high sound damping: 48 (0;-2) dB
  • Integrated, replaceable acoustic foam
Self-regulating window ventilation
  • Basic sound damping: 34 (0;-1) dB
  • Integrated, replaceable acoustic foam
  • Self-regulating