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Building science, indoor air quality, electrification, duct systems, HVAC design, & more. Tweets by founder Allison A. Bailes III, PhD.
Apr 16, 2022 11 tweets 5 min read
Is humidity control just for warm-humid weather? Or can you grow mold in winter?

A little thread for the part of #energytwitter that hasn't seen the bigger picture of #buildingscience.

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First, if you think you're immune to moisture & mold problems because your climate is dry in summer, let me invite you to take a look inside your fridge. What's inside that container in the back that you've forgotten for a couple of months.

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Apr 15, 2022 7 tweets 6 min read
@prlambert @energysmartwv @curious_founder One per room is way too many. They’re not small enough and the turndown isn’t low enough for that. @prlambert @energysmartwv @curious_founder We usually do ducted #heatpumps for the whole house in our #HVAC design projects. When people come to us wanting all #ductless units, we try to talk them into ducted for the bedrooms.