TVR Aluminium Recessed Fix Trickle Vent SKU: TVR Aluminium Recessed Fix Trickle Vent In Stock 540 Available Pinit Download Image Please select from the options below: Finish : AAL - Anodized Satin Aluminium BK - Black BR - Brown WH - White Length : 250mm 425mm Width : 22mm Equivalent Area : 2200EA mm2 4300EA mm2 Free Area : 2649mm2 4184mm2 Projection Closed-Open : 17-27mm Each Quantity discounts available QuantityPrice Quantity -+ £9.17 to £11.13(EX.VAT) Add to Basket Login to your account DescriptionTVR semi recessed aluminium trickle vent.Developed for revisions to Part F of the Building Regulations, Ventilation (England & Wales).Felted gasket for increased performance.Controllable T-bar deflects air up or down.Unique linkages ensure constant friction and smooth action.Should be fitted with the TVR Canopy to achieve the EA Air Flow figures.Installed on the inside of the window.SpecificationsProjection Closed-Open:17-27mmEA Air Flow:TVR200 - 2200mm2, TVR400 - 4300mm2DocumentationTVR200V Technical DWG Drawing: DownloadTVR200V Technical PDF Drawing: DownloadTVR400V Technical DWG Drawing: DownloadTVR400V Technical PDF Drawing: DownloadData Card: Download