Heimeier screw connection Regutec corner shape, DN 15, gunmetal nickel-plated HEIMEIER radiator return screw connection. Lockable and adjustable screw connection. Operation with SW 5 hexagon key. Housing made of corrosion-resistant, dezincification-free gunmetal. 2000 dimensions according to DIN 3842 series 2000 . Sealing on spindle with EPDM O-ring. Closing cover with a metallic seal. Connection internal thread for threaded pipe or in connection with compression fittings for copper, precision steel or composite pipe. Permissible operating temperature TB 120 gr. C, with cladding TB 90 gr. C. Permissible operating pressure PB 10 bar. Heimeier : Heimeier Type: Regutec