1-in FIP X 18-in CSST water heater connector Lead free Easy to install Certifications: ANSI/NSF 61, ASME A112.18.6 18-in hose connection Inlet Fitting Size (Inches): 1-in Outlet Diameter: 1-in Outlet Fitting Size (Inches): 1-in Size - Length: 18-in Corrosion Resistant: Yes Excess Flow Valve (EFV): No Flexible: Yes High Efficiency: No Inlet Fitting End Type: FIP Lead-Free: Yes Material: Stainless steel Maximum PSI: 125 Outlet Fitting End Type: FIP Package Quantity: 1 Use: Water heater connector Warranty: 1-year limited Working Temperature Range: 40 to 140 degrees F CA Residents: Prop 65 Warning(s): No Complies with Federal Lead Guidelines: Yes UNSPSC: 40142000