How to Measure a Faucet Cartridge Correctly

To measure a faucet cartridge, remove it, clean away mineral deposits, and record its total length, barrel diameter, stem dimensions, spline count, and base-seal or port pattern. Match those measurements with the faucet brand, model, cartridge orientation, and retaining method, because two cartridges with the same diameter can still be incompatible. Key Facts Measure the […]