Revolution 3.0 GPM 115 VAC Water Pump by SHURflo®. Multi-fixture RV fresh water pump installation. This pump may be used for general freshwater transfer. The design was created with a unique one-piece diaphragm and internal by-pass, assuring long life and top performance in all plumbing systems. The quality reputation of Shurflo is built on the reliability and dependability of every pump we build.