Paul Eriksson is an environmental engineer turned maker who writes about DIY home monitoring, indoor environmental quality, and the practical intersection of home automation and health. He has thirty-something ESPHome sensor nodes in his house and no plans to stop adding more.
Climate & Environment
DIY & Maker Culture
What Makes Retrofitting Old Buildings for Heat Pumps So Expensive
Paul Eriksson
July 9, 2026
DIY & Maker Culture
Smart Home
Why Smart Irrigation Controllers Still Guess Wrong About Your Actual Soil
Paul Eriksson
July 9, 2026
Digital Lifestyle
DIY & Maker Culture
Building a Whole-Home Air Quality Monitor: What Sensors Are Worth the Effort
Paul Eriksson
July 7, 2026