Thanks, Graybags,
I had not come across this source. Unfortunately, I am in the USA and their distributors are only in Europe and Africa. I have found a couple of suppliers that are not on the approved vendor/manufacturer list for my client.
Are 4-way ball valves generally not accepable in the...
For a groundwater remediation project I've designed an aboveground pump skid to pump groundwater out of one zone, add an amendment and then reinject into a different zone. One desired feature is to be able to reverse the flow, ie switch the extraction and injection zones. It seems to me that an...