TUB 121 (aka ELTEX® TUB 121, ELTEX® TUB 121 N2025, and ELTEX® TUB 121 N3000) is a black high density bimodal polyethylene copolymer designed for extrusion of potable water, natural gas, industrial, and mining pipe. It has NSF Standard 14 certification and complies with ANSI/NSF Standard 61 health effects requirements. TUB 121 is recognized by the Plastic Pipe Institute as having a pipe material designation code of PE 4710 and PE 100. |