Home Business Linen Products Van Robaeys Brothers Cultivation and preparation of flax fiber For more than 100 years, Van Robaeys Frères has exercised its expertise in flax fiber through its cultivation, production and processing. Van Robaeys Frères has been European Flax certified since 2015. For Teillage the certificate number is CEFR22097. For the Second Conversion the certificate number is BVFR30120. Site created with Grav .