270-024
CHERNE INDUSTRIES 270-024 / 270024 (NEW IN BOX)
You will find that the ULTRA-2 works well in cold weather, no sluggish performance issues.
Oatey 270024 Cherne Test-Ball 2 in Pipe 13 psi Working Replacement MPN
What stands out about model 1111 is how straightforward it is to install and use.