TVR Aluminium Recessed Fix Trickle Vent Canopy SKU: TVR Aluminium Recessed Fix Trickle Vent Canopy Pinit Quantity discounts available QuantityPrice Quantity -+ Add to Basket DescriptionTVR surface fix aluminium trickle vent canopy.Developed for revisions to Part F of the Building Regulations, Ventilation (England & Wales).Should be fitted with the TVR Vent to achieve the EA Air Flow figures.Installed on the outside of the window.SpecificationsProjection Closed-Open:21mmDocumentationTVR200C Technical DWG Drawing: DownloadTVR200C Technical PDF Drawing: DownloadTVR400C Technical DWG Drawing: DownloadTVR400C Technical PDF Drawing: DownloadData Card: Download