PlumbEZ WRAS Side Entry Toilet Fill Valve with 1/2" Brass Threads, Cistern Fill Valve with Air Gap Design & Adjustable Float. Side Entry Toilet Float with Compact Design for High & Low Pressure

Thomas Dudley Ltd Side-Entry Fill Valve 1/2" - Screwfix

PlumbEZ Adjustable Side Entry Toilet Fill Valve with ½ UK Plastic Threads - Compact Cistern Fill Valve with 180° Rotation Float, Water Saving Quiet Fill, with Double Check Filter - Plastic Threads