WHC Labs make live liquid brewers yeasts for the brewery trade and now available in home brew packages. WHC Labs live liquid beer yeasts come in 150ml hermetically sealed pouches and are ready to pitch, Each sachet contains enough yeast to pitch into a 22 litre brew up to a gravity of 1.065. If you are planning a higher gravity or larger batch please make starter culture or use more than one pouch to achieve the right cell count prior to pitching. These yeasts are kept refrigerated and packed with ice packs by Brewstore. When you get them home please ref ridge them until 4/5 hours or the night before you are due to brew with them (or making a starter culture). WHC Labs based in Dublin and shipped straight to us at Brewstore for maximum freshness.