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Energy: US$ 0.11KW/HR (source US Dept. of Energy)
Cleaning: Tile- 1hr 3.5 days/ week - $20/HR including chemicals. Hybrid: 1hr week – $20/HR no chemicals.
Maintenance: Tile – quarterly tank cleaning/annual element exchange. Hybrid – annual tank cleaning, 3rd year element exchange, semi annual filter replacement ($400/year)
