Louvre dampers
- High sealing capacity thanks to different sealing systems
- Little pressure loss (thanks to big vane dimensions / no mounted fillets)
- Sturdy design
- Excellent controllability
- Little maintenance required
- Possible use as fast opening / fast closing safety damper (regulating time < 5 s)
- Possible use as self-opening flue flap or rain flap
Double louvre dampers
- With sealing air 100% lock as per UVV/TRD
- High impermeability with flexible stainless steel seal without sealing air (short seal length)
- Little pressure loss (no built-in bridges)
- Excellent controllability
- Great overall length
- Possible use as fast opening / fast closing safety damper (< 5 s)
