This Set Is Suitable For Fixing Wash Basins With Full Pedestals To A Variety Of Walls & Floor Types. For Plasterboard Walls Use The Special Plasterboard Plugs With The Screws Supplied. For Solid Walls Use The Same Screws With The Nylon Plugs Supplied. The Pedestal Should Be Screwed Directly In To Timber Floors For Concrete Floors The Screws Should Be Used With The Nylon Plugs Supplied. Nylon Bushes Are Supplied To Protect The Ceramic When Tightening The Screws. The Same Screws & Brushes Can Also Be Used To Fix Certain Wc Cisterns To Walls.