Nov 28, 2025
Episode quotes:
“Below about 0.4 microns, many low-cost PM sensors are basically guessing—right where wildfire smoke and aerosols live.” — Sissi Liu
“Electrostatic filters can look great at first—and then fall off a cliff in smoke. Pressure drop won’t warn you.” — Sissi Liu
“Science is a way of...
Nov 21, 2025
Eric Kaiser sits down with Haley Harlow and Al Mitchell from PHIUS (Passive House Institute US) to explore Revive 2024, a groundbreaking new retrofit standard focused on thermal resilience and healthier, safer existing buildings. Haley shares her path from Pennsylvania College of Technology to her current role managing...
Nov 14, 2025
Quotes by Brantley:
“Most moisture problems are a three-way dance—envelope, mechanicals, and the occupants.”
“Skim the light, don’t blast it. The right flashlight technique makes the invisible visible.”
“If you only understand one piece of the system, you’re solving 1/3 of the problem.”
Indoor...
Nov 7, 2025
Episode Quotes from Kevin Weaver:
“If we can quantify delivered capacity on the air side, we can work our way back to what’s happening on the refrigerant side.”
“We don’t have to diagnose everything remotely — we have to be great at saying, ‘there’s a problem,’ and prioritizing action.”