optiTHERM® 125,000-500,000 BTU

Modulating Condensing Ultra Low NOx Commercial Gas Water Heater

optiTHERM is a fuel-saving, long-lasting, minimal maintenance gas commercial water heater engineered and built to offer Lowest Total-Cost Hot Water™

  • Modulating Blue Flame Submerged Burner optimizes thermal efficiency.
  • Automatic ICCP corrosion protection system minimizes maintenance costs
        – eliminates sacrificial anodes.
  • 99, 100 gallon or 125 gallon capacities
  • Natural gas or propane
  • Ultra-robust materials and construction maximize longevity.
  • Ultra-Low NOx emissions are SCAQMD certified.
  • Standard 5-year tank/heat exchanger commercial warranty.

See the technical specification sheet for more information.

The optiTHERM Story

Copyright 2019 by Bock Water Heaters
110 S. Dickinson Street, Madison, Wisconsin 53703 • Ph: (800) 794.2491 or (608) 257.2225 • Fx: (608) 257.5304 •