Pentair A&A 231202 | 567630 | G4V Internal Head | Light GrayThe G4V is a revolutionary new cleaning head technology that incorporates the power of the venture with a patented laminar flow path design that will change the way you look at in floor cleaning and circulation systems. Available on new pools. This technology can also be retrofitted on existing Gamma 3 systems. Benefits: Significantly reduce pump speeds Lower operating pressures, Increase system performance Save more than 50% on energy costs