. The TC55 monobloc chrome tap has a swan neck spout with dual flow. The tap has a ceramic disc valve which is low maintenance & hard wearing water tight seal with easy quarter turn operation. Features. Dual flow Finish chrome Monobloc 360° spout rotation Number of levers/ handles 2 Supplied in bag yes Diameter of cutout required 35.0000 mm Max worktop thickness 50.0000 mm Ceramic valves ceramic ¼ turn valves Aerator type plastic aerator grey/blue Recommended maximum water temperature 46/70 °CMaximum operating pressure 5.5000 Bar Minimum pressure 0.3000 Bar Branded body front centre..