Non return vacuum connectors
| 
             Maximum useTemperature  | 
            
             390℉ continuous  | 
        
| 
             Thread Size for P&S  | 
            
             1/4" 1/2"   3/4"  | 
        
| 
             Materials  | 
            
             Galvanised   steel.brass,stainless steel  | 
        
