Age 67, of South Fayette Twp., on Thursday, September 25, 2014. Beloved husband of Patricia; dear father of Charles Wuenstel, Leslie (Jack) Hays and Adam (Erika) Walczak; loving grandfather of Makenzie and Zachary Hays and Mia and Wyatt Walczak; brother of Stephen (Marilyn) Walczak. Walter was a Vietnam veteran in the US Navy and retired after 30 years as an RN with the VA Hospitals. Friends welcome Sunday 1-6 p.m. at WILLIAM SLATER II FUNERAL SERVICE, 1650 Greentree Rd., Scott Twp., where a Service will be held at 6 p.m. In lieu of flowers, memorial donations to Family Hospice & Palliative Care, 50 Moffett St., Pgh., PA 15243.