Hayward® TriVac™ 700 TVP700C Top Skimming and Bottom/Wall Pressure Cleaner. TriVac™ 700 pressure cleaner is the only cleaner capable of skimming debris from the surface of the water in addition to vacuuming the pool floor, walls and coves. If skimming is not required, the TriVac™ 500 thoroughly cleans the pool floor, walls and coves. Both TriVac models are equipped with patented AquaDrive® technology— powerful jets that propel the cleaners around the pool—as well as several other exclusive features.