“Found this,” the comment read. “It’s the 2023 update. Clean scan. Pass it on.”
ASHRAE occasionally offers free chapter previews during the first few months after release. Check the official ASHRAE website under "Publications" → "Handbook" → "Free Resources." 2023+ashrae+handbook+hvac+applications+pdf+free+updated
: Now includes an expanded discussion on the neutral pressure level (NPL) and provides a new worked example. “Found this,” the comment read