We are Offering Horizon Provides Superduplex Ss, 316ss and 304ss Couplings with Pressure Rating Up to 1200psi, Size Available from 1” Up to 12”, Which Can Cover a Wide Range of Plant Type, from Low Pressure Ro for Treatment of Brackish Water Through to High Pressure Seawater Ro Desalination. the Manufacture and Shop Testing of Memline® Couplings are Strictly According to Asme Norm. High Anti-corrosion Performance, Enhanced Housing Thickness Enables Memline® Couplings Securely Working as Piping Connection Even in High Pressure System, Which Ensure a Longer Lifetime and Lower Maintenance Cost for the System. memline® Couplings’ Epdm Gaskets have Nsf and Wras Certificate, Which Can Be Used in Drinking Water Projects. Operating Temperature Range is from -50 Degrees to 150 Degrees and Can Be Applied for Cold Water, Hot Water, Rare Acid, Oil-free Air and Multiple Chemical Products.