Cross Reference
Calculator
Accurate Estimates for Tailored Results.
Calculate the savings by cross referencing other manufacturer water heaters for your commercial facility. Tankless water heaters are maintenance free, energy efficient and
offer unlimited hot water.

HELP YOUR CLIENTS CHOOSE THE RIGHT SIZE OF WATER HEATER
telliSize
telliSize is an app specially designed for contractors and service providers to provide quick size
and quotations for water heater related requirements of your clients projects. This app is designed
to revolutionize the idea of selecting the right water heater for home or industrial use. By entering
simple measurements and the number of units in your target site, you can get the exact water heater
requirements within minutes. This includes an email with detailed schematics.
