ACCA Manual H, Heat Pump Systems: Principles and Applications, Second Edition. ISBN 978-1-892765-07-9
Air-Source Heat Pump, National Renewable Energy Laboratory, U.S. Department of Energy (DOE), June 2001. Available at: https://www.nrel.gov/docs/fy01osti/28037.pdf
Air-Source Heating Pump Installation Commissioning Procedure, Performance Tested Comfort Systems®, BPA, February 2006. Available at: https://www.bpa.gov/EE/Sectors/Residential/Documents/ Heat_Pump_Commissioning_procedure_2007.pdf
Assessment of Residential and Small Commercial Air-Source Heat pump (ASHP) Installation Practices in Cold-Climates, NEEP. Available at: https://neep.org/sites/default/files/AssessmentofResandSmallComm ASHPInstallationPracticesinCold-Climates.pdf
Best Practices For Installing Ductless Heating And Cooling Systems, DoingDuctless.com. Available at: https://goingductless.com/assets/documents/uploads/DHP_BP-Guide.pdf
Cold Climate Air-Source Heat Pump Demonstration, Natural Resources Canada (NRCan), Nov. 23, 2006. Available at: https://www.nrcan.gc.ca/science-and-data/funding-partnerships/funding-opportunities/current-investments/cold-climate-air-source-heat-pump-demonstration/4965
Cold Climate DHP Specification and Recommendations, Guidance for Northwest IECC Climate Zones 5 and 6, Version 1.01-April 2019. Available at: https://neea.org/img/documents/NEEA-Cold-Climate-DHP-Spec-and-Recommendations.pdf
Getting The Most Out of Your Heat Pump, Northeast Energy Efficiency Partnership (NEEP). Available at: https://neep.org/sites/default/files/GettingTheMostFromYourHeatPumpConsumerGuideFINAL.pdf
Good practice guide: Heat pump installation, New Zealand Energy Efficiency and Conservation Authority, June 2019. Available at: https://consumer-nz-assets.s3.amazonaws.com/assets/2065/ Good_practice_heat_pump_installation.pdf
Guide to Sizing & Selecting Air-Source Heat Pumps in Cold Climates, NEEP. Available at: https://neep.org/sites/default/files/Sizing%20%26%20Selecting%20ASHPs %20In%20Cold%20Climates.pdf
Guide to Installing Air-Source Heat Pumps in Cold Climates, NEEP. Available at: https://neep.org/sites/default/files/Installing%20Air-Source%20Heat%20Pumps%20in%20Cold%20Climates.pdf
Heating and Cooling with a Heat Pump, Natural Resources Canada (NRCan), December 2004. Available at: https://www.nrcan.gc.ca/energy/publications/efficiency/residential/heating-heat-pump/6817
Installation of air-source heat pumps and air conditioners, CSA Standard C273.5-11 (reaffirmed 2015).