Trim+Go 84-in Vertical Vanes 3.5 In. Vertical Vanes are available in traditional Crown or S-Curve shapes; S-Curve vanes provide tighter closure for enhanced light control and privacy Each vane pack contains 13 vanes; only 2 vane packs required for standard sliding door Vanes can be sized to your exact length, for free, in-store, same day and taken home for immediate installation Headrail sold separately Ideal for large windows and patio doors Limited lifetime warranty LEVOLOR Trim+Go 84-in Vertical Vanes