We Need an Installation Standard for Ventilation Buildings are getting tighter to save energy while COVID is drawing attention to the importance of proper ventilation. How much ventilation is needed? For residential buildings, there’s a widely accepted standard. ASHRAE 62.2 “Ventilation and Acceptable Indoor Air Quality in… Continue reading “We Need an Installation Standard for Ventilation”
Building & Powering an Award-Winning Net Zero Energy Home Can a home be beautiful, powered entirely by solar energy, use sustainable heating and cooling systems and save it’s owners roughly $3,500 a year? Why, yes it can. Just ask Joanne Coons, who built her award winning, single-family, Net Zero Energy… Continue reading “Building & Powering an Award-Winning Net Zero Energy Home”
Venting About Ventilation There is much debate within the building science community about how much ventilation is enough. Building science as a discipline has to deal with a lot of messy, noisy data, entrenched mythologies, and strong tendencies towards confirmation bias. On the… Continue reading “Venting About Ventilation”
The Emerging Importance of Carbon Dioxide for Healthy IAQ Twenty years ago a colleague gave me a portable carbon dioxide (CO2) monitor to use during my training sessions. These sessions were often in small, inadequately ventilated rooms loaded with too many breathing trainees. Tony suggested that I try to… Continue reading “The Emerging Importance of Carbon Dioxide for Healthy IAQ”
Health & Well-Being through Architecture, Building Science & HVAC Design Playing with Fire: Homeostasis and Alliesthesia Considerations in Architecture, Building Science and HVAC Design Copyright © Robert Bean, R.E.T., P.L.(Eng.) for HeatSpring Most people employed in the world of architecture, building science and HVAC understand the need for spaces which are… Continue reading “Health & Well-Being through Architecture, Building Science & HVAC Design”
Q+A with Solar Thermal Expert Bob Ramlow: Hard Water Issues, PV Powered Solar Thermal and Air Venting Bob Ramlow answers student questions about solar thermal. He tackles hard water, PV powered solar thermal systems, and best practices for air vent installations. Is hard water an issue with closed loop solar thermal systems? Are solar PV powered solar thermal… Continue reading “Q+A with Solar Thermal Expert Bob Ramlow: Hard Water Issues, PV Powered Solar Thermal and Air Venting”