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sufficient fresh air volume
The motors are equipped with ball bearings for longer service life of the fan
Whisper-Quiet Comfort & Humidity Control: Great ventilation shouldn't be heard
chemical industry
Feature Specification Model Astberg AT501 (Single Room ERV/HRV) Unit Diameter 150mm Exterior Tube Diameter 163mm Wall Thickness (Standard) 250mm – 450mm Installation Tube Length 250mm – 450mm (Adjustable/Cuttable) Inside Cover Dimensions 242mm × 242mm Airflow Capacity (Ventilation Unit) 28 / 32 / 35 CFM Heat Recovery Efficiency 20% – 30% Specific Fan Efficiency (SFE) 0
ASTBERG STEEL OUTER PIPE COWL WITH MESH SS304 200mm 8" ( ASCN200) Parts & Accessories sufficient fresh air volumeBrand: Astberg Color: Siver Features: The range is complete, the material is thick, the process is exquisite. The grid layout inclined louver with aluminium alloy net can be wind proof, rainproof and insect proof The whole series of products are bright polished. Bright polished (SS304) Steel Beautiful Design (SS304) Steel model number: ASCN 200 Details: The range is complete, the material is thick, the process is exquisite. The grid layout inclined
