What’s the Difference Between Energy and Heat Recovery Ventilators? On the Mastering Building Science discussion board, Allison A. Bailes III, PhD asks students: What is the difference between an ERV and an HRV? Allison A. Bailes III, PhD: In the homework, I asked, “What is the difference between an… Continue reading “What’s the Difference Between Energy and Heat Recovery Ventilators?”
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”
Infrared Thermography as a Quality Control Method for Foamed-in-Place Insulation – Injection Method Updated from the original printing in SPIE Vol. 1094 Thermosense XI (1989) Since November of 1985, FOAM-TECH has been utilizing an I.S.I. Model 91 Videotherm Camera to quality control the installation of foamed in-place (injected) polyurethane and polyisocyanurate insulation. Monitoring… Continue reading “Infrared Thermography as a Quality Control Method for Foamed-in-Place Insulation – Injection Method”
Air, Thermal, Vapor & Water Control Layers in Wall Assembly On the Mastering Building Science discussion board… Allison A. Bailes III, Ph.D. answers student questions about air, thermal, vapor and water control layers in wall assembly. Student 1: I’m going to repeat what’s been said about the control layers in my… Continue reading “Air, Thermal, Vapor & Water Control Layers in Wall Assembly”
Leaders in High Performance Building: Best Green Energy Efficient Custom Home of 2015 At HeatSpring, we celebrate innovative builders and designers who work to improve the overall quality and performance of public and residential buildings… Our Leaders in High Performance Building Giveaway was created for those who have helped plan, design, construct, and/or operate a high performance building. Entrants… Continue reading “Leaders in High Performance Building: Best Green Energy Efficient Custom Home of 2015”
Two New Free Lectures on Healthier Homes and Buildings Enroll in Two New Free Lectures on Healthier Homes and Buildings Carbon Monoxide: What We Do Not Know Can Hurt Us‘ and ‘Green, Healthy & Profitable Buildings and Homes‘ In his free ‘Carbon Monoxide: What We Do Not Know Can Hurt… Continue reading “Two New Free Lectures on Healthier Homes and Buildings”
Leaders in High Performance Building: Addition & Full Gut Renovation At HeatSpring, we celebrate innovative builders and designers who work to improve the overall quality and performance of public and residential buildings… Our Leaders in High Performance Building Giveaway was created for those who have helped plan, design, construct, and/or operate a high performance building. Entrants… Continue reading “Leaders in High Performance Building: Addition & Full Gut Renovation”
Robert Bean on Fluid-Based System Concerns in HVAC Engineering On the Integrated HVAC Engineering Discussion Board… Robert Bean discusses losing boiler efficiency, vs. losing radiator efficiency, cycling a boiler to maintain average temperature in a system, using 3 way mixing valve (instead of a circulator) to control the temperature of the on the load… Continue reading “Robert Bean on Fluid-Based System Concerns in HVAC Engineering”
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”
HeatSpring’s Leaders in High Performance Building Giveaway! At HeatSpring, we celebrate innovative builders and designers who work to improve the overall quality and performance of public and residential buildings… Our Leaders in High Performance Building Giveaway was created for those who have helped plan, design, construct, and/or operate a high performance building. Entrants… Continue reading “HeatSpring’s Leaders in High Performance Building Giveaway!”
Get Building Before NESEA’s BuildingEnergy NYC 2015 BuildingEnergy NYC 2015 “BuildingEnergy NYC is a rapidly growing, cross-disciplinary conference that offers practical, hands-on solutions to the financial, environmental, legal, and maintenance challenges facing NYC building owners and practitioners in every neighborhood and borough. Conceived in 2012 and nearly… Continue reading “Get Building Before NESEA’s BuildingEnergy NYC 2015”
Free Tool: Water and Hot Water Usage Estimator Download Andy Shapiro‘s FREE Water and Hot Water Usage Estimator! This tool is used in Building Energy Analytics: Measuring and Understanding Building Energy Use course, approved for 10 AIA LU/HSW Credits , 15 Building Performance Institute (BPI) CEUs , 6 GBCI credits (CE Hours for… Continue reading “Free Tool: Water and Hot Water Usage Estimator”
Principles of Deep Energy Retrofits: Homes & Buildings Principles Underpinning Deep Energy Retrofits (DER) of Both Homes and Non-residential Buildings In this article, Marc Rosenbaum discusses… Examples of both Home and Non-Residential Building retrofits Upgrades to energy and mechanical systems in older buildings Heating cost and air quality… Continue reading “Principles of Deep Energy Retrofits: Homes & Buildings”
The Layers and Pathways of Heat Flow in Buildings In this article, you will learn… How heat flows layer-by-layer through a building assembly made of multiple materials Series and Parallel pathways and the varying ease of heat flow between two different pathways, like the framing of a wall or an insulated cavity… Continue reading “The Layers and Pathways of Heat Flow in Buildings”
FREE Tool: Series Parallel R-Value Calculator DOWNLOAD Dr. Allison Bailes’s FREE Series Parallel R-Value Calculator Calculate the average R-value of an assembly Wouldn’t it be nice if you could push a button and see how much of a hit the R-value of a building assembly takes… Continue reading “FREE Tool: Series Parallel R-Value Calculator”
FREE Lecture: High Performance Building Assemblies Take Peter Yost’s Free High Performance Building Assemblies Lecture today. Spend an hour learning about building assemblies with Peter Yost of BuildingGreen. Heat dries them out, so the more we manage energy flows through our building assemblies, the more we need… Continue reading “FREE Lecture: High Performance Building Assemblies”
“Deep Energy Retrofits” with Marc Rosenbaum Right now, sitting in his office on Martha’s Vineyard, Marc Rosenbaum is building “Deep Energy Retrofits”, the newest Building Energy Masters Series offering. Here’s a recent update from Marc: I’m happy to report that the ten weeks of presentation powerpoints are… Continue reading ““Deep Energy Retrofits” with Marc Rosenbaum”
FREE TOOL: Online Ventilation Sizing & Commissioning Tools Download Rick Karg’s Toolbox of Online Ventilation Sizing and Commissioning Tools for FREE. These free online tools will allow architects, engineers, ventilation designers and installers to size ASHRAE 62.22013 ventilation, determine the flow rate of existing ventilation equipment, determine the electrical… Continue reading “FREE TOOL: Online Ventilation Sizing & Commissioning Tools”
Five Questions about Hydronic Heat Sources On the Mastering Hydronic System Design Course discussion board with expert instructor John Siegenthaler… Takeaways: Although closely spaced tees are great for hydraulic separation, a modern hydraulic separator provides air and dirt separation in addition to hydraulic separation. When considering whether to use… Continue reading “Five Questions about Hydronic Heat Sources”
Moisture Matters in Mastering Building Science The following is a conversation between 4 students and Allison A. Bailes III, Ph.D. from our Mastering Building Science course. Dr. Bailes is the founder and owner of Energy Vanguard in Decatur, Georgia. His academic credentials in physics (BS, MS,… Continue reading “Moisture Matters in Mastering Building Science”