Ashrae 90.4 Pdf 'link' -

A search for "ASHRAE 90.4 PDF free download" often leads to pirate or outdated versions (2016 drafts). Using an unofficial PDF is risky because:

| Feature | ASHRAE 90.1 | ASHRAE 90.4 | | :--- | :--- | :--- | | | Commercial buildings (offices, malls, hotels) | Data centers, server rooms, telecom facilities | | Focus | Envelope, lighting, HVAC, service water heating | IT equipment cooling and power delivery efficiency | | Key Metric | Energy Cost Budget (ECB) & Prescriptive packages | Mechanical Load Component (MLC) & Electrical Loss Component (ELC) | | Climate Handling | Climate zones (1-8) | Specific data center climates (based on dry-bulb temperature) | ashrae 90.4 pdf

While I couldn't find a specific blog post that directly provides an ASHRAE 90.4 PDF, here are a few helpful resources that discuss the standard: A search for "ASHRAE 90

Yes. The LEED v4.1 BD+C Data Centers credit uses ASHRAE 90.4 as the baseline for optimizing energy performance. hotels) | Data centers