Professional For Hvac Connection This air vent duct connector flange provides a reliable connection for bathroom fans, kitchen exhaust systems, and inline extractor fans, with its robust plastic construction and predrilled mounting holes. It helps ensure stable, leak duct runs and simplifies mounting in tight or hardtoaccess spaces. Lasting Performance Construction Constructed from grade plastic that withstands daily use, this white connector flange maintains its integrity over time. It delivers longterm reliability for both residential and commercial ventilation projects, reducing maintenance needs and service interruptions. Multiple Size Options Available Choose from five sizes to match your ducting requirements: 100mm (4.5*1.8in) 150mm (8.5*1.8in) 200mm (8.5*1.8in) 250mm (12.4*1.8in) 300mm (12.4*1.8in) Quick Installation Design Strategically positioned mounting holes enable secure attachment to walls, ceilings, or other surfaces. The design makes installation straightforward while providing a stable, reliable connection for your ventilation system. Use scenarios Retrofit or installation in bathrooms to connect a exhaust fan to ductwork, ensuring efficient moisture removal. Kitchen exhaust applications where a secure, quickconnect flange is needed to connect hood or inline fans to ducting. Small to large commercial or residential ventilation projects requiring a durable, easily mounted flange that maintains a tight seal across varying duct sizes.