You can download the 2023 ASHRAE Handbook - HVAC Applications in PDF format from various online sources. However, please ensure that you are downloading from a reputable source.
What specific are you looking to implement? You can download the 2023 ASHRAE Handbook -
Pirated versions may be scanned from old print copies (not authentic 2023 edition), have missing chapters, blurred charts, or intentional “watermark traps” inserted by ASHRAE to trace leaks. have missing chapters