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Round duct connector with non-return valve airRoxy 8324 Ø100 mm
Summary description:
Round duct connector airRoxy 8324 with built-in non-return (check) valve, designed for Ø100 mm ventilation ducts. Provides one-way airflow control to prevent backflow and reduce drafts in residential or commercial HVAC systems. Suitable for use in supply or exhaust lines, wall or ceiling installations, and simple retrofit projects requiring a compact valve-integrated connector.