I made a online calculator for sewing/measuring a Truncated Cone BIAB Bag:
http://braedelebraeu.ch/biab_bag_calculator/
I hope this is useful to you.
My thanks go to mr.jadkowski and bionut from the original thread on biabrewer.info
http://braedelebraeu.ch/biab_bag_calculator/
I hope this is useful to you.
My thanks go to mr.jadkowski and bionut from the original thread on biabrewer.info
![biab_bag_1.png biab_bag_1.png](https://cdn.homebrewtalk.com/data/attach/266/266283-biab-bag-1.png)