These guides consist of training materials focused on Cold Climate Air Source Heat Pump Sizing and Design, specifically crafted for use in training programs.

This users guide details how to use support tools for selecting cold-climate air source heat pump (ccASHP) products, ensuring they are appropriately sized to meet the peak and annual heating requirements of a home or heating zone.

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

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

This guide focuses on strategies to enhance profitability and customer satisfaction while minimizing callbacks. It offers practical insights for contractors to improve service delivery and ensure quality installations.