315mm/1m AKUDEC-2 semi flexible sound attenuator Ø315mm, DEC International

– The AKUDEC-2 Ø315mm (1m) round semi-flexible sound attenuator is engineered for professional HVAC and ventilation systems, ensuring quiet and efficient air distribution.

– Designed for direct connection to 315mm air ducts, it features rubber gaskets on both ends for a hermetic, airtight seal and vibration-free installation.

– Constructed with a corrugated aluminum inner duct and a reinforced aluminum/polyester outer jacket, this attenuator offers durability and flexibility.

– The 25mm glass wool insulation layer provides excellent sound absorption, while a non-woven internal barrier prevents fiber diffusion for safe and clean airflow.

– Each end includes galvanized metal sleeves with rubber seals, allowing easy, airtight connection to rigid ductwork or HVAC units.

– Ideal for industrial, commercial, and residential HVAC installations, the AKUDEC-2 Ø315mm ensures high acoustic performance, air-tight sealing, and long-term reliability in every environment.

– Made in Netherlands.

TECHNICAL INFORMATION:
Diameter Ø: 315mm
Length: 1 m
Temperature range (inner): -30°C to +250°C
Temperature range (outer): -30°C to +140°C
Maximum pressure: 2000 Pa
Operating air velocity: max 10 m/s
Connection: Type 2 “male-female” (according to EN1506)
Material: Aluminum

CONSTRUCTION:
Inner duct: aluminum
Barrier: non-woven cloth
Glass wool blanket: 25 mm,16 kg/m³
Outer jacket: aluminum/polyester laminate