Traditional Split Heat Pumps Description Guide describing the split system heat pumps used for central forced air heating and cooling.
Ductless (Mini-Split) Heat Pumps Description Guide describing ductless heat pump systems used for single-room or whole-house heating and cooling.
Ground-Source Heat Pumps Description Guide describing ground-source (geothermal) heat pumps including an overview of technology and guidance on compliance and installation.
Cold Climate Heat Pump Sizing and Selection Description Guide describing sizing methods for cold climate heat pumps.