Rated to 150 psi, Series BFA is available in PVC, Corzan CPVC, and PPL with flanges in 1/2–6 in. sizes and large flanges in 1/2–1 in. sizes. They come standard with heavy-duty, full buttress left hand threads to prevent leaks under pressure, and fittings allow for use with thick or double wall tanks. Along with EPDM or FPM gasket seals, Series BFA has hex body for one person installation.