7 Stupid Things You Can Do With Air
The Talking Heads said it best: "Air can hurt you, too." And it does it in so many ways. It can hurt your pocketbook. It can make you uncomfortable. It can make you sweat. It can make you sick. And,…
![Pulling Air From The Crawl Space To Cool The House Is A Really Stupid Thing To Do With Air [Photo Courtesy Of E3 Innovate In Nashville, TN]](https://www.energyvanguard.com/wp-content/uploads/2023/10/cool-air-intake-crawl-space-e3-innovate.jpg)
ventilation
![A Kitchen Range Hood Sucks Air Out Of A House. Do You Need A Range Hood Makeup Air System To Go With It? [photo By LG, CC2.0]](https://www.energyvanguard.com/wp-content/uploads/2023/04/kitchen-range-hood-full-cropped.jpg)
Range Hood Makeup Air: The Basics
Kitchen ventilation is critical to having good indoor air quality in your home. Cooking, as the research shows, produces a lot of indoor air pollutants. The best way to deal with that is to have an exhaust ventilation system that…
Hotels Have a Humidity Problem
If you travel with a hygrometer, as any seasoned traveler should, what I have to show you here is nothing new. But if instead you've never measured the relative humidity in a hotel room, I've got something interesting for you…
Is Venting an Unconditioned Attic Necessary?
Let’s talk about the controversial issue of venting an unconditioned attic with outdoor air. It's easy to confuse causes and symptoms sometimes, and that happens a lot with attic ventilation. I'll say upfront, though, that the International Residential Code requires…
Does Radon Really Cause Lung Cancer?
In a recent article on the result of my radon test, I referred to the US EPA's work on the health effects of radon. They claim that about 21,000 people in the US each year get lung cancer from indoor…
Supply and Exhaust Ventilation in a Surprising Place
For the past couple of years, I've carried my Aranet4 carbon dioxide monitor* with me when I travel. For much longer than that, I've been checking the ventilation in hotel rooms. What I've found is that it's rare to see…
Do Airtight Houses Need Makeup Air?
When you turn on an exhaust fan, it blows air from inside the house to the outdoors. That air leaving the house will be matched by an equal amount of air coming in from outside. The more airtight the house…
What a Carbon Dioxide Monitor Tells You
OK, it's time to spell this out in black and white because there seems to be some confusion. Monitoring carbon dioxide (CO2), as I've been doing with my Aranet4 portable CO2 monitor* for the past couple of years, is a…
Pumpkin Spice: It’s Not Just for Lattes Anymore
Tis the season for pumpkin spice. It began with pumpkin pie and then later spread to fancy coffee drinks. Starbucks introduced the pumpkin spice latte in 2003 and turned it into a trend. Now everyone knows it even by its…
Ionizer Company Sues Indoor Air Quality Expert
Since the beginning of the pandemic in 2020, indoor air quality has become a subject of great concern. IAQ and infectious disease scientists discovered early on that COVID is airborne. That means removing virus-laden particles from the air or deactivating…