AVV075V: Sequential Vapour Vent with Viton o-rings.
AVV075VW: Sequential Vapour Vent with through holes (Coaming mount).
AVV075K: Chemical Version with Kalrez o-rings.
AVVF075V: Flange mounted sequential vapour recovery vent, mounts to VOH500 series only or separate weld in flanges (Viton A).
AVVF075VG: Flange mounted sequential vapour recovery vent, mounts to VOH500 series only or separate weld in flanges (VITON GFLT).