The only sure way to measure the flow rate to and from equipment on your pond. Easy Installation!! Installs inline on new or existing 1 ½” solvent or flexible pipe. Threaded couplings make installation on existing pipe work easy. ![]() £94.95 inc P&P Supplied with flow meter mounted on 20cm section of 1 ½” solvent pipe, 2 x couplings & 100ml solvent cement. |