Age 90, of Mt. Washington, passed away on Sunday, January 3, 2021. Beloved husband of 66 years to Concetta (Magnotti) and loving father of Diana (Robert) Rossmann, Francis (Michelle) Erkel, and Christina Lynn (Dominic) DiGiulio. Loving pap of Nickolas (Caitlin) Rossmann, Michael Rossmann, Lauren (Jack) Dressler, Daniel (Taylor) Erkel, Domenic and Lena DiGiulio. Great-Grandpap of Everly, Penn Rossman, Daniel, Aubrey Dressler and Mason Erkel. Brother of the late Edward Erkel. Also survived by nieces and nephews. Frank was life-long resident of Mt. Washington and a member of Steamfitters Union #449 for over forty years. He will be greatly missed. Private arrangements entrusted to WM. SLATER & SONS, INC., (412-381-3345), Mt. Washington. www.slaterfuneral.com