The grate are based on stainless steel profiles to which a solid piece of tempered glass has been attached, avaliable in a range of colors and with a high gloss finished. Quickly slop, meet en1253 and en274 standard . With excellent water trap you avoid bad smell from the drainage system. Stainless steel 304 or 316. Low installation height. Grate surface:matt brushed, polished. 40-50mm outlet connector supplied to suit 50mm drainage system. Siphon and strainer, Legs for height adjustment when install, Safe installation and use , with smooth sides.