This report evaluates currently available centrally ducted variable speed heat pumps (VSHPs) to enhance understanding of their products, pricing, and performance specifications.

This report presents findings from research on the energy-saving potential of smart thermostats specifically designed for variable capacity heat pumps (VCHP).

This report assesses the current best practices for residential variable speed heat pump (VSHP) installations and identifies gaps in knowledge that could hinder market adoption.

This Resource Guide offers comprehensive insights on Very High-Efficiency (VHE) heat pump technologies, featuring fact sheets, industry best practices for the multifamily (MF) sector, and policy recommendations to facilitate deployment.

This guide explores how combining weatherization and electrification can greatly benefit consumers, the electric grid, and the environment.

This guide outlines strategies to lower heat pump purchase and installation costs, reduce utility bills, and enhance comfort by implementing effective weatherization techniques. It provides homeowners with actionable steps to optimize their heat pump systems.

This guide offers operating tips, maintenance advice, and answers to frequently asked questions to help users effectively manage their systems.