Apr 9, 2015 #1 Steve010 Electrical Joined Feb 27, 2015 Messages 48 Location EG Is there a technical reason why most companies specify a minimum 300 rating for control valves below certain sizes ? Is there any code that prohibits the use of 150 rating for control valves ?
Is there a technical reason why most companies specify a minimum 300 rating for control valves below certain sizes ? Is there any code that prohibits the use of 150 rating for control valves ?