This calculator estimates annual heating costs for various heating systems.

This guide is tailored for contractors, outlining effective control strategies for heat pump systems with secondary heating sources. It highlights best practices for installation, configuration, and maintenance to improve energy efficiency and enhance customer satisfaction.

This guide provides homeowners with strategies to optimize heat pump systems paired with secondary heating sources. It covers system interactions, thermostat settings, and best configuration practices to enhance energy efficiency and comfort while reducing energy costs.

This guide provides contractors with insights on thermostat selections, droop settings, switchover temperature choices, third-party solutions, and integrated controls for various systems.

This calculator allows users to perform unlimited load calculations, with the option to purchase printable reports.

This website offers several free and purchasable load calculation tools.

This guide is a detailed, 30-page resource for consumers that helps them understand, purchase, and operate their heat pumps. It includes an FAQ section addressing commonly asked questions.

This spreadsheet compiles electrification and decarbonization policies and programs from various leading cities.