HERZ - Model 2117 -Two-way Control Ball Valve without Operator

Control valve for modulating control of heating, cooling or air systems, Ball with equal percentage characteristic, Spindle with large sliding surface and Teflon-slip ring, O-ring bearing sleeve, high turndown ratio 500:1, low torque PN 40, Internal thread to ISO 7/1 Rp, DZR brass body, DZR Brass Ball, chrome plated and polished, Axle seal with double O-ring made of EPDM, Actuators 7712 to be ordered separately.