ASTBERG BALANCED VENTILATION SYSTEM FOR 2500-3000 (Sq. ft.) RESIDENTIAL OR SEMI-COMMERCIAL hose fan Super Quiet: This is intended

Super Quiet: This is intended to support the lowest noise level of 49 dB so that it does not cause too much noise

Tube size- Φ250 (mm)

EXHAUST FAN  (AEE-200)+ FRESH AIR FAN ( AFV 75 )

and semi-commercial installations where low noise but high power airflow is need

In a nutshell: Silent

ASTBERG BALANCED VENTILATION SYSTEM FOR 2500-3000 (Sq. ft.) RESIDENTIAL OR SEMI-COMMERCIAL hose fan Super Quiet: This is intendedASTBERG'S BALANCED VENTILATION (MVHR) SYSTEM FOR 2500 3000 (Sq. ft. ) RESIDENTIAL OR SEMI COMMERCIAL AREA INCLUDES: (2) AHC 500 (18) Diffusers ABS (100mm 4") (2) Grill (100mm 4") Astberg Energy Recovery Ventilation AHC 500 ERV Brand: Astberg Energy Recovery Ventilation Color: Black The Astberg AHC 500TH ERV Energy Recovery Ventilation System is the ultimate solution for modern homes and offices providing efficient, quiet, and energy saving