... black,white,red,green,yellow,blue NSF,FDA,WRAS,TZW,W270,UL ItemBathroom Rubber Sealing Gasket DescriptionDescriptionThe rubber fittings are widly ... provided for you.Customized specificationCertificationISO9001-2008, NSF, WRAS, UL, KTW, W270, ACS, FDAMaterialAll raw material meet European REACH, ROHS and PFOS ...