Jeffrey C. May

Jeffrey C. May, principal scientist with May Indoor Air Investigations, LLC, an air-quality assessment company in Tyngsborough, Massachusetts. MayIndoorAir.com. He is author of four books on indoor environments, including My House Is Killing Me! and his most recent, Jeff May’s Healthy Home Tips.

Think You Have Mold?

Think You Have Mold?

Jeffrey C. May | July 21, 2023

Homeowners who see furry black spots on walls or around windows —the signs of mold—often rush to contact a remediation…

Exhaust Dehumidifiers Don’t Actually Dehumidify

Exhaust Dehumidifiers Don’t Actually Dehumidify

Jeffrey C. May | July 29, 2020

Don’t fall for suggestions that an “exhaust-only dehumidifier” is what you need.

How an Air-Quality Expert Protects His Own Home

How an Air-Quality Expert Protects His Own Home

Jeffrey C. May | February 8, 2018

Products and strategies that an air-quality expert uses to improve the air quality of his home.

Is Your Air-Conditioning Poisoning Your Home?
Home

Is Your Air-Conditioning Poisoning Your Home?

Jeffrey C. May | May 21, 2014

Allergens from mold and bacteria (microbes) are probably spreading throughout your house right now. If you have central air-conditioning or…

Renovating? Tricks to Contain the Dust

Renovating? Tricks to Contain the Dust

Jeffrey C. May | August 22, 2012

Home fix-ups can release renovation dust into a home’s air. The dust can spread throughout your home, making cleanup difficult.…