TVA Plastic Recessed Clip-Fix Trickle Vent SKU: TVA Plastic Recessed Clip-Fix Trickle Vent Pinit Quantity discounts available QuantityPrice Quantity -+ Add to Basket DescriptionTVA semi-recessed plastic clip-fix trickle vent.Specifically designed for high performance timber windows.Complies with Building Regulations, Ventilation (England & Wales).Press to open or close.Provides high air tightness in closed position.Should be fitted with the TVA Canopy to achieve the EA Air Flow figures.Installed on the inside of the window.Timber veneer covers are available for these vents - see Part Number TVT242/TVT347.SpecificationsProjection Closed-Open:6.2 - 19mmEA Air Flow:TVA283 - 3000mm2, TVA389 - 4300mm2DocumentationTVA283 Technical DWG Drawing: DownloadTVA283 Technical PDF Drawing: DownloadTVA389 Technical DWG Drawing: DownloadTVA389 Technical PDF Drawing: DownloadFitting Instructions: DownloadData Card: Download