This flexible three ply ceramic V4A/SS reinforced duct is designed for ultra high temperature resistance. 3 ply with ceramic textile filler.
        
                    Unit of Measure
                    
               
        
            
                                                                                Hose I.D. | 
                                                                        N/A 4.00 in | 
                                                                                Working Pressure | 
                                                                        N/A 3.7 psi | 
                                                                                Negative Pressure | 
                                                                        N/A 2.1 in/Hg | 
                                                                                Weight | 
                                                                        N/A 1.56 lbs/ft | 





