compressed air lines - copper unions

[gmax137]

No, sweated unions like this
https://www.amazon.com/Everflow-Supp...s%2C285&sr=8-1



Thanks, I didn't know that....

[gmax137]

I worked in a power plant where the big instrument air compressors (like 200 + cfm) worked like that -- when pressure reached setpoint the unloader would...

[gmax137]

Thanks, guys. I will try the smear of dope on the mating surfaces; if that doesn't go well, I will cut off the unions and go with the shark bite. I...

[gmax137]

I am installing a compressed air system in my small shop, using 1/2 inch copper. In the past I have used the copper unions in the piping around the filter...

[gmax137]

When I was in high school I drank mostly Miller beer - the original "champagne of beers" in the clear bottle. The someone told me, Miller had...