UNDERFLOOR HEATING FLOW METER Replacement 1/2" flow meter designed for compatible underfloor heating manifolds, allowing water flow to be monitored and regulated. CLEAR FLOW RATE INDICATOR Transparent measuring tube with a graduated scale and red indicator for monitoring water flow through individual heating circuits. MANUAL FLOW ADJUSTMENT Allows adjustment of water flow through individual UFH circuits to help balance the underfloor heating system. REPLACEMENT FLOW METER Designed to replace worn or damaged flow meters on compatible underfloor heating manifolds. CHECK COMPATIBILITY BEFORE ORDERING Features a 1/2" threaded connection. Check the thread size, dimensions and design of your existing manifold flow meter before purchasing.