The Hayward BFA Series 1" PVC Long Pattern Bulkhead Fitting with EPDM standard flange gasket and threaded x threaded end connections is designed for secure tank wall penetrations in industrial and water treatment applications. Extra-long barrel for thick tank walls. Hex body for one-person installation. Left-hand full buttress threads. EPDM gasket for water, dilute acids, and aqueous solutions. 150 PSI non-shock at 70°F. NSF/ANSI 61 & 372 listed.