Water valve you can install on a live pipe without shutting off the water

[SwampNut]

$250, so limited uses, but cool and interesting design.

 

 

[superhawk996]

I thought about posting this, then forgot.

 

In a conversation with Mikesail last night, while talking about a goofy plumbing problem at his dad's house, I told him about it and tried my best to describe how it works.

[RXX]

Damn that’s cool!