DIY Home Airtightness Test with your PHONE: Blower Door Equivalent or Totally Dumb? (Phyphox app)

Today we use the free ‪@phyphox‬ app (https://phyphox.com/) to simulate a blower door test, along with a plastic baggie, a tiny hose, and a cardboard box. Are we destined for greatness and beauty, or is it just a brain fart? You decide, nerds. The book on testing: https://buildingperformanceworkshop.c... REDcalc home performance calculators: https://basc.pnnl.gov/redcalc Pro tools shown: TEC Exhaust Fan Flow Meter, Retrotec Flow Pan and DM-32 gauge, Retrotec DM-32X with 5000 blower door, all available at https://TruTechTools.com Join the world's best year-round conference on building science for as little as $5:   / homediagnosistv   1-Day Blower Door Certification Training: https://buildingperformanceworkshop.c... Get 1-on-1 help with any home or training for pros: https://buildingperformanceworkshop.com/