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2
votes
3answers
51 views

Trying to calculate my efficiency correctly

So I've just completed my fifth BIAB brew, and this time I decided to try and calculate the mash efficiency of my setup since I'm fairly sure it's not as high as it should be. I also think at the ...
0
votes
1answer
37 views

Testing specific gravity before bottling

I brewed a batch of beer about 3 weeks ago, and I was told to test the gravity prior to bottling to make sure it is ready. My question is, will I do any harm by opening the fermentation bucket in ...
1
vote
1answer
136 views

Low Pre boil gravity

I have brewed the same recipe 4 times. All 4 brews had 1.028-1.030 pre-boil gravity but today when I finished my mash I had 1.025. Any reasons that happen? And what impact will it have on my beer?
1
vote
1answer
65 views

Use the same sample for gravity readings

Is there any reason why you can't use the same sample for all your gravity readings rather than taking a fresh sample each time? The idea being to take an initial reading and then keep this sample ...
5
votes
1answer
255 views

How might trub effect taking original gravity?

For the beer that I brewed this past weekend, I finally remembered to take an Original Gravity reading. Unlike my previous last three attempts, I actually had a little more than my target 1 gallon, ...
1
vote
2answers
278 views

Gravity going down during boil. How can it happen?

Can you think of any scenario (apart from errors of the measurement tools) where gravity actually goes down during boil. Normally, due to the loss of water, gravity should always go up. During our ...
3
votes
1answer
353 views

Does trub effect your gravity reading?

took a gravity reading today at the end of the transfer from the kettle and there was quite a bit of trub in the cylinder, like the whole flip'n tube. so would the trub hold the hydrometer up and give ...
3
votes
2answers
595 views

Final Gravity on the Refractormeter vs. the Hydrometer

I've been brewing the same recipe now for several batches. It's my house beer. A Kolsch-style beer. While I have followed the same recipe for each attempt, I'm sure there has been some variances in ...
5
votes
2answers
213 views

What would make my gravity increase?

I have a cider that i have been fermenting for almost two weeks. I took a reading about four days ago and it was 1.005, we decided it was about time to bottle. Then last night when we got around to ...