Here's the Tweet that kicked off a Twitter thread where Tech Engineer shared this video:

> If you're looking to #mine4heat this winter, check out my DIY #Bitcoin miner heater design.
> Used to heat house all last winter with 3 x S9 @ 4.8kW
> This winter will be 2 x Whatsminer @ 7kW
> Full build walkthrough:
> https://youtu.be/x1K1yJGdwKw
> 
> ![Physical Part Layout - ASIC Miner Heater with 3 AntminerS9, 8" ducting](https://i.postimg.cc/Gt3PCTdG/image.jpg)

https://twitter.com/techengineer21/status/1585714964991422464 [[Nitter](https://nitter.it/techengineer21/status/1585714964991422464)]