Half batch capable? 

Yes, all systems can do full and half batches. Video by Short Circuited talking on this: 

https://www.youtube.com/watch?v=BmEJzoeKxyc 


Max grain bills? 

-20g system = ~45lbs of grain of 10% beer 

-15g system = TBD 

-10g system = TBD 


Efficiency? 

We are aiming for 70-75% depending on grain bill and batch size