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Frequently Asked Questions About Mold






Remember NationDry stands ready to alleviate any of your mold problems with services that include: mold remediation, waterproofing and structural repair originating from water damage. Click here for a list of NationDry services.

What is mold?
Molds are a type of fungi. Mold is especially common in buildings and homes where conditions are moist and warm. Molds can grow anywhere there is moisture. In nature they function to decompose dead organic material such as leaves, wood and plants.

Why Does Mold Start Growing In My Home?
Mold spores are always in the air around us. They enter your home with the air or sometimes attached to clothing or pets. When a mold spore drops onto a moist surface the begin to grow.

Where does mold grow?
Although mold can grow anywhere moisture is present it is commonly seen on wet cellulose materials, including paper and paper products, cardboard, ceiling tiles, all of which can provide it nutrients. However common materials such as dust, paint, wallpaper, insulation, carpets and upholstery can also help support their growth in damp or moist conditions. Mold can grow on dust and dirt that accumulates on inorganic matter such as on concrete or in air ducts. For these reasons basements and attics are the most common sites of mold infestation for many homeowners. If you are having a problem with mold or water in your basement or attic contact NationDry .

What Does Mold Need to Grow?
First and most importantly mold needs water to grow. Mold also needs food, oxygen and a temperature range between 40 degrees and 100 degrees F. Since mold decomposes dead organic material it can grow on wood, the paper facing on gypsum board and other materials made from wood. Molds can decompose wood, materials made from wood and also some synthetic materials such as adhesives, pastes and paints. Mold cannot get nutrients from inorganic material such as concrete, glass and metal, however it can grow on the dirt present on these surfaces. Some molds can get the moisture they need from the air when the air is very damp (relative humidity is above 80%).

What types of mold are commonly found indoors?
Molds that you may encounter in your home come in various types and colors. The most common indoor molds are Cladosporium, Penicillium, Aspergillus, Alternaria, and Mucor. The toxic molds that can be found in homes are two species of black mold, Stachybotrys (the more common) and Memnoniella.

How can I tell if I have mold in my home?
Usually sight and smell will be sufficient to detect mold in your home unless it is hidden somehow. If you see or smell mold, treatment will depend on the amount of mold that is present. Visible mold growth may have a soft, fuzzy, cottony, velvety, granular, or leathery appearance and come come in many colors. Examine your home making sure to look around areas where there is excess moisture. Look behind and underneath materials (carpets, wallpaper, vinyl flooring, sinks and cabinets), around pipes and areas of condensation, in the basement and attic, on furniture and items in storage placed in non-environmentally controlled areas. Since disturbing these areas of hidden mold has the potential to release a large amount of spores or may involve destructive techniques in getting to inspect these enclosed spaces where mold and moisture are may be hidden it is recommended that you contact a professional mold remediation service such as NationDry.

How can I clean mold areas?
In some cases where the area is small mold can be removed by a thorough cleaning with soap and water. If you choose to use bleach, do so with caution. If you have a larger amount of mold or you suspect the mold is in a hidden or hard to reach area where deconstruction may occur to reach it, you should contact a professional service such as NationDry who has experience in cleaning mold in buildings and homes. Remember there is no point in trying to remove the mold if you do not first correct the moisture problem that led to the mold. If it remains the mold will quickly return.

How do molds affect people?
There is evidence that large amounts of mold exposure may affect those with impaired immune system function and cause allergic reactions.