TB-CFV Concealed Framed Vent

The TB50 CFV concealed framed vent is a thermally improved window system that fits directly into the APA Façade Systems range of pressure plate and capped curtain walling systems. It has been designed to integrate smoothly with the façade, creating a neat and consistent external appearance.

The system combines strong thermal performance with reliable sound reduction. Because of this, the TB50 CFV works well in buildings that need energy efficiency and improved acoustic control. Its slim external look also helps maintain a clean and modern finish, even when opening vents are required within the curtain wall. This allows the façade to keep an uninterrupted glazing line across the entire screen.

The TB50 CFV supports glazing from 28–44 mm, making it suitable for both double and triple glazed units. This gives designers more flexibility when choosing thermal or acoustic performance levels. In addition, the glazing units bond directly to the frame using an approved structural bonding method. This approach increases the system’s strength and makes it suitable for high-level use. It also helps maintain the vent’s weather tightness and overall durability.

With its combination of performance, flexibility and clean design, the TB50 CFV provides an effective solution for projects that require concealed ventilation within a curtain wall system. For more information regarding our TB-CFV system get in touch

For more information regarding our TB-CFV system get in touch here.

  • Glazing Thickness variance 28 – 44mm
  • Provides an un-interrupted glazing plane
  • Suitable for double or triple glazed units
  • Excellent Thermal and Acoustic Performance
  • Fully tested to BS/EN regulations and in accordance with CWCT Standards
EN ISO 1077-1 Uw Whole window value: * 1.8 W/m²K or less
BS 6375-1:2009 Air permeability Class 4
BS 6375-1:2009 Water tightness Class E1500
BS 6375-1:2009 Wind load resistance Class 5 2000pa
BS 6375-2:2009 Operating forces Class 2
BS 6375-2:2009 Mechanical strength Class 3
BS 6375-2:2009 Repeated opening & closing: (20,000) Class 3

*Whole window U values are a combination of the frame and glazing thermal performance and as such will vary with the specification of glass utilised. Please consult with the APA technical team for more specific performance information.

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