Built Like a Bock

Robust, innovative commercial water heaters
built by people who care.

Built on Innovation

Bock, leading the industry in water heater product innovations…


First to market modulating, condensing water heater


New heavy duty Digital electric water heaters

OptiTHERM® Outdoor

First water heater to maximize space in climate acceptable areas


Revolutionary heat exchanger supplying superior heat conduction and fuel efficiency

Manufactured in the USA

Bock products are proudly manufactured in our two Wisconsin locations. Mid-West values and craftsmanship are built into every product we make.

Employee Owned

Bock is 100% Employees Owned. Every Bock employee is personally committed to supplying you exceptional products with the highest level customer service and technical support.