Foam Washer and Plastic Backnut. There is no waste rubber seal washer.
Macdee Wirquin Slotted Basin Waste WBK11CP
Pop Up Waste Square drain chrome Brass plated clicclac slotted basin TOP QUALITY
Embrass Peerless 1 1/4" Slotted Basin Waste With Chrome Plug And Chain 201243
Bailey Peerless 1 1/4" Slotted Basin Waste With Chrome Plug And Chain 201243
Wirquin Macdee 50mm Shower Waste with Chrome Grid Tourbillon 40/41/43mm Outlet
Wirquin Macdee Pro 1.5" Bath Combination Waste - WHO73SS
