TECEfloor plastic heating circuit manifold connection module with flow rate indicator Connection module with flow rate indicator, modular expandable, heating circuit outlets in 3/4" Eurocone, flow with preconfigurable flow rate indicators up to 3.5 l/min, return with integrated valve cores M 30 x 1.5 mm. SLQ quality-monitored and tested for compatibility, 100 % tested for tightness and function. Item number: 77390030