mold growth Articles
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Control water – control mold
There is no single universal way to eliminate all mold growth. But the single most effective method of controlling mold is to eliminate their source of moisture. Moisture doesn’t just mean actual water; it can also be high humidity. Few molds grow when the humidity is under 70%. If they do, it is very ...
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Mold Growth on Gypsum Wallboard—A Summary of Three Techniques
Reducing occupant exposure to mold growing on damp gypsum wallboard and controlling mold contamination in the indoor environment was studied through 1) delineation of environmental conditions required to promote and avoid mold growth and 2) efficacy testing of antimicrobial products, specifically cleaners and paints, on gypsum wallboard (GWB) surfaces. The effects of moisture and relative ...
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IAQ UPDATE: Using an Infrared Camera to Detect Water and Mold Problems
A low temperature range infrared camera is a very useful tool in detecting the presence of water or moisture that ultimately leads to mold growth. Infrared or thermal inspection does not directly identify the presence of mold, but it may be used to find moisture where mold may cultivate, especially behind wall board. But Beware! I have seen many cases where the infrared camera results have been ...
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Efficacy of “Green” Cleaning Products with Respect To Common Respiratory Viruses and Mold Growth
Some disinfectants have been demonstrated to be effective against surface mold growth and/or viruses responsible for the spread of common respiratory infections. Antimicrobial efficacy of green cleaning products has generally not been established in these areas. In this survey, the author found that out of 27 products approved by Green Seal as hard surface cleaners, 26 do not claim antimicrobial ...
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Mold Prevention Training
Mold –It’s All About Water! How is mold controlled on a construction project? By controlling water intrusion – that’s the answer! Mold has been around for a long time, and has always been a challenge on construction projects. However, with new construction materials being even more mold susceptible, and record-breaking lawsuits for exposure to mold growing, it is now more important than ever to ...
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Contractor Hires Lab to Test Endurance BioBarrie
One of our mold remediation contractor clients was curious to see how well our Endurance BioBarrier Mold Prevention Spray worked under harsh conditions. So he hired an independent lab to test it. Photo shows 2×4’s that were inoculated with mold spores and placed in 100% humidity chamber. Click on photo to enlarge it. After 15 days, the treated wood on left has zero mold under ...
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Case Study: Museum Square - 5670 Wilshire Blvd.
On October 13th, 2002, a large water supply line ruptured on the 6th floor of this 22-story office building. Water inundated five floors, soaking carpet, wallboard and ceiling materials. The building owner contacted Ellis immediately. Using moisture meters, Ellis first identified the extent of water damage. We then retained a contractor to strip away wet materials, dry interior wall spaces, ...
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Mold Control Information Series – Article #3
After the Flood: Preventing Mold Beyond the direct water damage from a flood, there can be short term and long term problems with mold growth, whether the building is commercial or residential. The source of water is the first important issue. Consider the following: 1). If the flood is from surface water floodings such as heavy rains, hurricanes, and overflowing rivers, this means dirt and ...
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What Temperature Does Mold Grow in a House?
Mold is a dangerous contaminant. It not only affects your health and that of your loved ones, but it can significantly lower the value of your property. Therefore, if you notice any signs of mold, you should immediately get rid of it. But, there are some preventative measures that homeowners can take to prevent this contaminant from growing in their houses. These include keeping their homes ...
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A moldy summer and the 3 H’S hot-humid-hurricanes
A HOT WET SUMMER Once again, we’ve entered the hurricane season, when hot humid air envelops most of North America. Beginning in the Spring and lasting until the first frost of Autumn, the air is typically well above 60% Relative Humidity, which is ideal for promoting the growth of mold. The official Hurricane season runs from June to September, and even though they may not qualify as ...
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Controlling Mold Growth in Buildings: Prevention and Control Strategies
In background quantities, molds can be found everywhere—in outdoor air, water, our homes, our clothing and even on our pets. They are present in such small numbers that they don’t trigger reactions in humans, except in ultra-sensitive individuals. But when molds find the right combination of moisture, food, and temperature, (and each species of mold needs a unique combination of ...
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Mold control information series – Article #2
Controlling Condensation – Controlling Mold Do you know those water stains on the ceiling tiles in your office that you are certain are caused by a leaky roof? Of course, the maintenance man thinks you’re crazy since your office is not on the top floor. He dutifully changes the ceiling tile and a month later the water stain is back, but this time it has those little black circles ...
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Mold Testing – Interpreting Air Sample Results
Budget considerations often limit the number of air, surface or bulk samples that can be taken in an IAQ investigation. Once the laboratory has returned the test data, then someone has to decide how to interpret it. It’s not enough to simply compare indoor data to the data collected in the outdoor or control sample. Indoor air samples are subject to two kinds of error: False Positives and ...
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Impressive EBB Mold Prevention Lab Test Results
This photo shows zero mold growth on square latex paint swatch treated with Endurance BioBarrier Mold Prevention Spray. Harsh lab conditions: Swatch was placed in mold inoculated petri dish for 3 weeks. Petri dish had gelatin layer to feed the mold. Mold only appears as a dark growth on the gelatin around the perimeter of the petri dish. An independent laboratory ran two tests. ...
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Controlling Mold Growth in Buildings Prevention and Control Strategies
In background quantities, molds can be found everywhere-in air, water, our homes, our clothing and even on our pets. They are present in such small numbers that they don"t trigger reactions in humans, except in ultra-sensitive individuals. But, when molds find the right combination of moisture, food and temperature, (and each species of mold needs a unique combination of food, moisture and ...
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After the flood - preventing mold
Beyond the direct water damage from a flood, there can be short term and long term problems with mold growth, whether the building is commercial or residential. The source of the water is the first important issue. Consider the following: 1.) If the flood is from surface water flooding such as heavy rains, hurricanes, and overflowing rivers this means dirt and debris. This material is a rich ...
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Mold Exposure Symptoms: Why Mold Could Be Making You Sick Indoors
Feeling sick at home or in the office? While a number of factors can contribute to your health indoors, it’s important to rule out if mold is the reason. How can you know for sure? Consider what mold exposure symptoms or allergies there are and the possible consequences it could have on a person’s health. How Mold Exposure Affects Each Person Differently When moisture problems occur ...
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Top 7 Causes of Mold in Commercial Properties
Mold growth within commercial buildings is a common concern for building occupants, as it has been linked to a number of health effects and can be found lurking within the walls and within ventilation systems, oftentimes going undetected for long periods of time. Here are the top seven causes of mold in commercial properties and what you need to know to prevent them. Improper Operation and ...
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Active Mold
In Many Cases Active Mold Growth is Not Visible and can Go Undetected Molds are fungi that grow in the form of multicellular filaments called hyphae that spread to form a network or colony called mycelium. There are thousands of known species of molds, although a much smaller number of mold species are commonly found in indoor ...
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Mold Expert Witness/Litigation Support
Our expertise includes insurance flood claims, water damage, mold lawsuits, a chronic illness where mold, bacteria or chemicals may be involved. We have represented plaintiffs and defendants as expert witnesses, in litigation support including site inspections, mold testing, field inspection, depositions, trial appearances, expert reports, and research. Mold infestations in occupied or vacant ...
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