#8 No pressure... but what's THAT noise?

Why is my pressure reducing valve rattling, hammering.... screaming??Greg and Dan take a new spin in this episode of the Ask Caleffi podcast series, inviting you into a "customer" technical support call in order to troubleshoot the problem.   They will discuss how a PRV should be sized (based on pipe size?).  Is there a more accurate methodology (hint: a design for flow rate!)?  What about install tips and maintenance?  (another hint:  debris is NOT a friend to PRVs).Want to hear YOUR QUESTION on Ask Caleffi, take this quick 4 question survey for your chance to hear your question in a future episode.Survey:https://forms.gle/fRfnU8Px3B1Lq7K69Thanks for the sound effects!www.freesfx.co.uk