This is the first time iv used Lalvin 71B-1122 & ICV D47. After 6 days of very active fermentation,started on 6/11, it seems to have really slowed the last two days. On 6/17 my SG was just barely above 1.000 and on 6/18 I was just barely below 1.000. I typically use EC-1118 and let it ferment...