Do You Have an IAQ Plan for Thanksgiving?
So you've got a bunch of people showing up this week to spend a day or two or three with you. In a perfect world, no one brings any illnesses with them to the party. But what if they do…
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![A Quality Control Failure Led To A Strange Border At Bill Spohn's Home [Photo Courtesy Of Bill Spohn]](https://www.energyvanguard.com/wp-content/uploads/2024/11/spohn-home-sidewalk-grade-mistake.jpg)
The Lost Art of Quality Control
I'm sure you've heard the saying, measure twice, cut once. It's easy to take it too literally and think it applies only to things you cut. In reality, it is THE maxim of quality control. It means think, check, and…
How Airtight Can You Make an Older House?
One of the best things you can do to improve your home is to make it more airtight. Yeah, it's good for energy efficiency, but that shouldn't be your main motivation. It's good for indoor air quality. A good air…
Soundproofing a Wall – The Basics
You know how the sound from that TV in your den comes right through the wall and you can hear every word? Or the annoyance of your neighbors when their lawn maintenance crew comes every Saturday afternoon right when you…
An Improved System for Even Faster Hot Water
I missed an opportunity. You may recall the retrofit I did in 2022 to get faster hot water at three of my fixtures. It made a huge improvement, but it could have been even better. But before I go there,…
A Plumbing Feature Every Home Should Have
As we know from the most recent natural disaster to hit the US (Hurricane Helene), it's good to do some emergency planning before an emergency strikes. But let's take a more common example: plumbing leaks in your home. If it…
Easy Window Flashing at the Corners
There's a new type of flashing for window sills on the market now. It's the Rissan 430 grey corner from Siga, which is a piece of pre-formed flashing tape that fits perfectly into the corners of door and window rough…
InSoFast Makes Basement Insulation Easy
If you've seen any of the articles or videos about my basement renovation, you probably know I'm using a product called InSoFast to insulate the floors and walls. You can see it on part of the basement in the photo…
Ductless Mini-Splits Can Get Nasty Inside
Have you ever used a flashlight to look up into the part of a ductless mini-split where the air blows out? I should have done that a lot sooner than I did. It turns out these heat pumps can get…
A Fistful of New Building Science Videos
We're doing some new things here at Energy Vanguard. We've had a YouTube channel since 2010 but haven't done much with it. So one of the new things is working on putting out new videos every week. Here are the…