Combatting indoor allergies
Find out steps you can take to reduce suffering.
Plants and your indoor air quality
Reduce your volatile organic compound levels!
Handling Odors in Commercial Buildings
Ozone generators can help - with certain precautions.
Carpets and your indoor air quality
Keep them clean, keep them dry. Find out more.
To sanitize or not to sanitize.
Sanitizing is not always a good idea, find out why.
Sick Building Syndrome
What is it and what can you do about it?
Now that the smoke has cleared.
How to handle IAQ problems after Southern California fires.
Fiberglass - Effects and Alternatives
OSHA - Find out what they have to say.
The Magic of Out Side Air
The secret to reduce toxins in your building.
The Purpose of indoor air quality investigations.
Hopefully it's not to take measurements and not resolve the situation.
Action to Take Before and Aftera Build-Out
After the build-out the area should be environmentally deep cleaned.
Ozone and Odors
Inherent instability of ozone is also the impetus behind its ability to neutralize odors.
What to do in the fires!
Think about getting some carbon filters
Dust - It's not just dirt!
It's skin flakes, fibers from clothes and more.
Humidity and Indoor Air Quality
Don't let humidy reduce your indoor air qaulity.
Coils and Hygiene!
A common source of occupant complaints!
Coils, Coils, Coils!
Hygiene, energy efficiency and system longevity. Yes, they are important.
Drain Pans - how to handle
Rusty, corroded condensate pan?
Why air duct cleaning?
Let George Machado explain.
The most effective way to deal with mold is to prevent water from entering the building envelope.
The dose makes the poison
Virtually any mold type can be allergenic to certain individuals.
The Mold Toxin Controversy
Mold spores are everywhere!
Mold Part 1
Mold Part 2
An IAQ tail of too much sound proofing.
George the legend
George Machado and a new construction odor.
Clean Room Odor
Chasing the cause.
Great for energy efficiency - can be a problem for indoor air quality.
Legionaire's Disease Unraveled
Bacteria commonly found in water supplies. Sanitize those swap coolers.
Confused about the new laws about incandescent light bulbs?
Often in the news, find out more.
They can cause a range of symptoms, find out what to do.
History of Cool
- how did we get here?
Breathe Free or Die!
- Steve Huff's indoor air quality book
Aspergillus is found under normal conditions in soil, decaying plant debris, compost piles and stored grain.
One species has even been detected in diesel fuel.
This is the infamous “black mold”.
Found in soil, on cellulose materials, including woody and straw components and animal waste.
Found under normal conditions in soil, animal waste products, grass, paint, paper, textiles, and decaying plant matter.
Often a secondary invader following Penicillium and/or Aspergillus.
This is a yeast-like fungus. Early on it is cream color to pink, but grows much darker with age.
It has an odor generally described as a sharp pungent smell with some similarity to chlorine.
Methane, Butane, Propane, Pentane and Ethane.
They add a smell to it so you don't ignore it!
Radioactive, colorless, odorless. It's a good idea to get it tested for.
Volatile Organic Compunds (VOCs)
New carpet, furniture and paint can off gas VOCs!
Rotten eggs smell, often from sewer gas.
Used in the production of pressed wood products like plywood and particle board.
It is a colorless, odorless gas. It is toxic to humans. It can be deadly at sufficient quantities.
State of California recommends that CO2 levels remain below 800 ppm.