What are your thoughts regarding insulating dust collection ducts that are located outdoors in the Northeast U.S.(14*F design DB)? Specifically, I have an application where ~ 200 ft of duct will be installed outdoors. Some people in my office suggest that the ducts be insulated to prevent...
What are your thoughts regarding insulating dust collection ducts that are located outdoors in the Northeast U.S.(14*F design DB)? Specifically, I have an application where ~ 200 ft of duct will be installed outdoors. Some people in my office suggest that the ducts be insulated to prevent...
What is the specific criteria for providing pressure relief valves on building services piping according to B31.9?
I have a ground source heat pump system that currently does not have a relief valve on the well system. I was always under the impression that B31.9 required them if energy was...
What is the specific criteria for providing pressure relief valves on building services piping according to B31.9?
I have a ground source heat pump system that currently does not have a relief valve on the well system. I was always under the impression that B31.9 required them if energy was...
I have a client that has an existing GSHP system. When I visited his site, he indicted that the pressure in his closed-loop source system drops on a weekly basis (from 10 to 3 PSI). I saw no expansion tank or safety relief valve on the system.
My question is, should there be an expansion tank...
