https://leanfmtech.com/articles Field notes on building performance intelligence — fault detection, hidden energy waste, and reading the data your buildings already produce. en-us Wed, 29 Jul 2026 16:38:54 GMT https://leanfmtech.com/articles/how-ai-finds-hidden-hvac-waste https://leanfmtech.com/articles/how-ai-finds-hidden-hvac-waste Wed, 29 Jul 2026 12:00:00 GMT Your BAS already recorded the evidence. Six things AI reads in trend data that alarms and walkthroughs miss — including the equipment that lies about its own position — and what finding them is worth. Building analytics https://leanfmtech.com/articles/hidden-waste https://leanfmtech.com/articles/hidden-waste Sat, 20 Jun 2026 12:00:00 GMT Threshold alarms catch obvious failures. The most expensive HVAC waste runs inside the normal band, never tripping an alarm. Here's why that happens — and how reading the relationships in your trend data finally surfaces it. Fault detection