by Jeffrey C. May — I’ve been conducting indoor-air-quality inspections for over 25 years, and sometimes I am still surprised by what I discover. In one house I inspected, a woman was unable to sleep in the master bedroom, located in an addition that she and her spouse had put on the house the year
by Jeffrey C. May — Fungi require moisture. I want to start with a brief review of two types of fungi, because it’s important for building professionals to know the difference. Macrofungi produce fruiting bodies that we call mushrooms or toadstools. These organisms have hyphae that can fan out a few feet to many yards
By Jeff May — Healthy Indoors Magazine November 2019 — Regrettably, summer will soon come to an end. In New England where I live, the leaves will turn colors and nights will be cooler. Soon we’ll be shutting up our houses and turning on the heat. With a reduction of fresh air in the house
by Jeffrey C. May — I’ve inspected dozens of newly constructed homes or additions, as well as spaces that were just renovated, and they were full of IAQ problems. Many of these problems started to occur during construction or renovation. In this article, I’m going to focus on mechanical systems. In the next article, I
By Jeffrey C. May – You may expect a new property or a recently renovated property to be clean, and the air to be free of contaminants. That’s often far from the case, however. I’ve seen newly constructed and renovated homes that had mold and other indoor air quality problems. Mold Growth In one high-end
By Jeffrey C. May for Healthy Indoors Magazine We frequently receive calls about building odors, which can be irritating and at times, even make people feel sick. t seems pretty obvious that when a basement smells musty, there is most probably mold growth present. And the smell of a dead animal such as a mouse
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