General description The McAlpine WV-1 Wash Hand Basin and Bath Space Saver with Self-Closing Waste Valve is a plumbing solution designed to save space in wash hand basins and baths. This product features a self-closing waste valve that prevents water from leaking out of the basin or bath when it is not in use. The waste valve is activated by a simple push button, making it easy to use. Made from high-quality materials, the WV-1 Space Saver is designed to withstand the rigors of daily use and its compact design allows it to fit into even the smallest of spaces. Technical specifications Inlet: 1.5" BSP female nut Outlet: 1.5" universal compression Installation Easy to install Compact design for fitting into small spaces Usage Eliminates the need for a separate waste outlet Helps conserve water