| Sealed Crawlspace |
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Crawlspaces tend to be cool, dark and damp with mold found growing on the wood of the flooring system, and air ducts. With water present and mold as food source insects such as cave crickets, millipedes, mites, spiders, cockroaches, and termites thrive. Also radon, pollen and fiberglass can be found in the crawlspace air. Air from the crawlspace gets into the home. There are electrical, plumbing and air duct penetrations made in the walls and floor. These holes allow air to enter the wall cavities and living areas. Air ducts in an open vented crawlspace are NOT as energy efficient as air ducts in a sealed crawlspace. In most homes the air ducts are not sealed and the leaks allow the moist, moldy air and insects to contaminate the air ducts which cause allergens to be circulated throughout the house. Mold and radon inside of a home is unhealthy, especially for children, the elderly, people who suffer from asthma or allergies and those with compromised immune systems. According to the EPA Radon is the leading cause of lung cancer among non-smokers. High humidity, mites and mold cause allergies and are asthma triggers. Open foundation vent crawlspaces are designed to allow outside air to enter the crawlspace. In the Southern Regions the warm, moist air from the outside enters the cool dark crawlspace and creates condensation on the cool surfaces of the floor and air ducts. Condensation in the crawlspace provides an optimal growth environment for mold and insects. The Greensafe Solutions Sealed Conditioned Crawlspace is a cool, dry, energy efficient environment which improves the indoor air quality of a home and raises its resale value. IES Sealed crawlspaces will NOT condensate and will not support mold or insects and controls radon from entering the home. Here are the basic steps to changing to a sealed crawlspace: 1.Causation or source of the moisture is discovered and factored into the remediation plan. 2.Mold is removed and surfaces are painted with a nontoxic anti-fungal coating. 3.A vapor/radon barrier is installed over 100% of the ground. 4.Foundation vents are closed and sealed air tight. 5.Perimeter foundation walls are insulated. 6.A supply duct with backflow damper is installed, which will maintain the crawlspace humidity and temperature. 7.The installation of a patent pending Filtered Fresh Air Intake System will further improve the air quality and energy efficiency of the crawlspace and home. 8.Do a radon test for 30 days to confirm low levels. 9.Receive written warranty that the crawlspace will not condensate or grow mold. |
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