Capping a condenser water line

[Shaun Cuba]

I have a 3 inch schedule 40 steel condensed water line that I need to cap this line is live and does not have any isolation valve any suggestions other than freezing the line?

 

[hj]

If the water is flowing through the pipe it will not freeze.

 

[Sponsor]

 

[LikeABigFriedEgg]

I have a 3 inch schedule 40 steel condensed water line that I need to cap this line is live and does not have any isolation valve any suggestions other than freezing the line?

My thread of a couple days ago might give you some ideas:
https://terrylove.com/forums/index....in-shutoff-on-a-pressurized-water-line.72638/