Gervin ‑ GV1 ‑ Universal Yeast
Gervin ‑ GV10 ‑ Light Sparkling Yeast
Gervin ‑ GV2 ‑ Robust Wine Yeast
Gervin ‑ GV3 ‑ Sparkling Wine Yeast
Gervin ‑ GV6 ‑ Light Desert Yeast
Lalvin Champagne