# Buoyancy design

**URL:** <https://discuss.bluerobotics.com/t/buoyancy-design/12726>\
**Category:** General Discussion\
**Created:** [August 12, 2022, 1:58am UTC](https://discuss.bluerobotics.com/t/buoyancy-design/12726 "2022-08-12T01:58:37Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![spotxuv](https://sea1.discourse-cdn.com/flex019/user_avatar/discuss.bluerobotics.com/spotxuv/32/1112_2.png) [@spotxuv](https://discuss.bluerobotics.com/u/spotxuv)\
**Post date:** [August 12, 2022, 1:58am UTC](https://discuss.bluerobotics.com/t/buoyancy-design/12726/1 "2022-08-12T01:58:37Z")

</div>

Hi all,  
Does anyone have a design for a single buoyancy block for BR2/BR2 Heavy units? I’d like to purchase some of the foam sheets offered by BR and machine/seal a buoyancy block to replace the individual blocks/fairings on the stock units.

Cheers!

---

<div class="post-metadata">

**Author:** ![john6](https://avatars.discourse-cdn.com/v4/letter/j/b5e925/32.png) [@john6](https://discuss.bluerobotics.com/u/john6)\
**Post date:** [August 12, 2022, 7:40am UTC](https://discuss.bluerobotics.com/t/buoyancy-design/12726/2 "2022-08-12T07:40:09Z")

</div>

Quick job to join the buoyancy blocks.

 ![HeavyBoyancy](https://us1.discourse-cdn.com/flex019/uploads/bluerobotics/original/2X/9/9e74a7859c39d4375547c973975980649bbbeea5.png)

[Extended Heavy boyancy .stl](https://discuss.bluerobotics.com/uploads/short-url/x58lubC0VoqI0Rgh60Inb3gQIJn.stl) (50.5 KB)