Choosing the right waste plug for your bathroom sink depends on the type of sink and its overflow system. Options include free flow waste plugs, which allow continuous water drainage, slotted waste plugs for basins with an overflow system, and non-slotted waste plugs for basins without overflow. Pop-up waste plugs and traditional plug and chain systems offer different operational styl... https://tapron.co.uk/blogs/news/which-waste-plug-for-your-bathroom-sink