💰 Gardner Gibson - Black Jack Driveway Sealer Dec 12, @ Pissed Consumer

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Alternatives As an alternative, pavement options such as pervious concrete, permeable asphalt and paver systems do not require sealants. For example, 1 study found the amount of PAHs in stormwater runoff was 65 times higher from parking lots sealed with coal-tar sealant vs. The county encourages persons to be fully informed of all aspects of the product chosen in order to comply with the ban. Skip to Main Content. Another study found that coal tar products are the largest source of PAHs to urban lakes.

Create an Account - Increase your productivity, customize your experience, and engage in information you care about. The listing of a specific product trade name does not constitute an endorsement of its use nor does this list represent all of the coal tar pavement products available on the market.

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Studies found that PAHs are significantly elevated in stormwater flowing from parking lots and other areas where coal tar products were used as compared to stormwater flowing from areas not treated with the sealant. Coal tar products contain high levels of polycyclic aromatic hydrocarbons PAHs , which are known to cause cancer in humans and are toxic to fish and other aquatic life. Coal tar pavement products are a thick black or brown liquid that is a byproduct of the carbonization of coal and is applied to asphalt and concrete surfaces. Purpose The ban will minimize the unnecessary stormwater runoff of harmful and persistent chemicals into the environment. These types of pavements allow for stormwater to naturally infiltrate, resulting in decreased runoff. Property owners should use safer approved products including asphalt-based sealants and latex sealants to complete their do-it-yourself projects. They are used to seal the following: Airport runways and lots Driveways Parking lots Playgrounds Recreational trails. If a safety data sheet is not available, ask for more information or move to a product or supplier who offers one. For those hiring a contractor to perform the work, make sure you you request they use a coal tar-free product and to see the ingredient list or a copy of the Materials Safety Data Sheet MSDS with clear ingredient identification. Residents are encouraged to periodically check this web site for updates as they develop. PAHs from coal tar products may accumulate in the sediment of stormwater ponds, requiring expensive disposal of the dredged PAH-contaminated sediment. Most local home improvement stores and other retailers carry asphalt-based or latex sealants.