$50.99 RHEEM-RUUD EGSP30-C 30 gal., 208 VAC, 28.8 A Amps, Commercial Electric Water Heater - Walmart 
RHEEM-RUUD EGSP20 120V Commercial Water Heater, 19.9 gal., 120VAC - Newegg.com
Rheem Xtreme 90 Gal. Tall 715,000 BTU 3 Year Warranty Commercial Natural Gas Water Heater-GX90 
