With accurate temperature, time melting, rapid absorption of active ingredients and other additives, fine features. PVC Drainage fittings: Wye, complies with ISO3633:2002, approved by ISO. Features:Descriptions: Wye (ALL HUB) Material: unplasticized polyvinyl chlorideSizes: 250 to 500 mmColors: white and other colors available upon requestConnection: socket-spigot joint with solvent ...