The Field Notes.
Plain-English articles on energy testing, building science, and Florida code — for builders and homeowners.
Top 9 Energy Problems We Find in Florida Homes (And What They Actually Cost You)
After hundreds of homes tested in Marion County, the same handful of problems show up over and over. Here's what we find, why it matters, and what to do about it.
Delta T Explained: What Your HVAC Temperature Difference Reveals About Your System
The temperature drop across your air handler is one of the fastest indicators of HVAC health. Here's how to read it and what high or low numbers mean.
Envelope Leakage Testing in Florida: A Complete Guide for Homeowners and Builders
Florida requires every new home to pass envelope leakage testing — blower door and duct leakage — before getting a certificate of occupancy. Here's exactly how it works.
Home Energy Testing in Ocala, FL: What to Expect and What It Costs
Local energy testing for Ocala homeowners and builders. Blower door, duct leakage, infrared imaging, and full diagnostic reports — done right here in Marion County.
Infrared Thermal Imaging: How Thermal Cameras Reveal Hidden Home Energy Problems
Thermal cameras show what the naked eye can't — missing insulation, hidden air leaks, moisture intrusion, and thermal bridging. Here's how we use them on Florida homes.
LiDAR Scanning in Home Energy Audits: Why Precision Mapping Matters
LiDAR captures a full 3D model of your home in minutes. For energy audits, that precision turns vague problem descriptions into exact, locatable findings.
New Construction Energy Testing Requirements in Marion County: A Builder's Guide
Every new home in Marion County needs blower door, duct leakage, and Manual J/D/S documentation before CO. Here's exactly what's required and how to plan for it.