Sizing Calculator
Tank to Tankless
Boiler-Tank to Tankless
Fuel Savings Calculator


We're excited to introduce the following tools to help you better understand the value of the Intellihot Water Heater system. Click on a Calculator below to get started!

Intellihot is confident that your project will be sized correctly by us, if not, we will pay for any additional equipment at no charge.

Size projects utilizing Intellihot sizing methodology

Convert a tank-type heater setup to Intellihot tankless

Convert a boiler and tank setup to Intellihot tankless

Cross-reference existing equipment to Intellihot

Estimate your annual fuel savings by comparing current system with Intellihot