Large check valves are molded from high purity PFA material. Using a No O-ring, no metal spring construction, it is the ideal solution to prevent unwanted back flow situations.
                                                                                End Connection Type | 
                                                                        N/A FuseBond™ | 
                                                                                Orifice | 
                                                                        N/A 3/4 in | 
                                                                                End Connection Size | 
                                                                        N/A 1 in | 
                                                                                A - Length | 
                                                                        N/A 4.20 in106.68 mm | 
                                                                                Fluid Temperature Range | 
                                                                        N/A 121 ºC | 
                                                                                Operating Temperature Range | 
                                                                        N/A 250 ºF65 ºC | 
                                                                                Maximum Operating Pressure at Room Temperature | 
                                                                        N/A 150 psi | 
                                                                                Cracking (Opening) Pressure | 
                                                                        N/A 2 psig | 
                                                                                B - Diameter | 
                                                                        N/A 2.20 in |