Phoenix (9-911W) Air Fusion Shower Head Air fusion by Phoenix Products - Introducing The Best Way To Turn That Low Pressure Hookup Into An Invigorating Shower The Air fusion design uses a vacuum valve built into the bottom of the shower head The valve creates compressed air bubbles that quickly expand as they're forced through the spray head with the water creating a high pressure spray that feels like home The new Air fusion shower heads from Phoenix Products use 20 percent-30 percent less water than conventional shower heads Air Fusion Hand Held Head Only: White