Milliard Solar Pole Shower Fits standard garden hose and works with your existing plumbing. 2,200 BTU/hour potential thermal capacity powered by free energy that requires no wires or electrical installation! Includes a directional shower head and on/off/mixer tap. Two-section collapsible solar chamber acts as as weighted shower base and can be used free-standing or mounted to any flat, solid surface. Stores 18 liters of preheated water.