Pro-Flex Coupler Fitting Varnishes They also meet or exceed

They also meet or exceed ANSI/AWWA B200 standard for sodium chloride

felt paper

Not affected by humidity or moisture when hardened and dried

Can be cut to desired length with hack saw

Pro-Flex Coupler Fitting Varnishes They also meet or exceedApplication The Pro PolyTM Poly Coupler Fitting is used join together 2 MDPE Gas pipes of the same size. Installation Product installation and system testing shall be completed by a qualified installer in accordance with NFPA 54 ANSI Z223. 1 (National Fuel Gas Code), National Gas & Propane Installation Code B149. 1 (Canada) MATERIALS Nut and Main Body: Polypropylene O Ring: Nitrile Spacer: Nylon Grip Ring: Acetal Stiffener: Acetal