General description These 10 pieces of 1/2 inch 20 teeth ceramic disc cartridges are designed for quarter turn replacement valves, suitable for both hot and cold water applications. The valves are made from durable copper and ceramic materials, ensuring longevity and reliability. Each valve features a rubber O-ring for a secure fit and is compatible with most UK double handle kitchen and bathroom sink taps. Technical specifications Total Height: 45mm / 1.77 inch Width: 23mm / 0.91 inch Distance from waist to base: 24mm / 0.94 inch Spline Diameter: 8.2mm / 0.32 inch Number of spline teeth: 20 Base Diameter: 18mm / 0.71 inch Waist Diameter: 23mm / 0.91 inch Turn: Counterclockwise; 1/2 inch Compatibility and accessories Fits most UK double handle kitchen and bathroom sink taps Package includes: 5 x 1/2 inch Copper Ceramic Disc Valve Left Side, 5 x 1/2 inch Copper Ceramic Disc Valve Right Side Usage The red rubber disc valve is typically used on the right side, turning clockwise to turn