EPA Form EPA-4G2-K-97-002, October 1997

NYC 9/11 Public Portal Document

Z Interview potential service providers to ensure:

T o find companies that provide duct they are experienced in duct I cleaning services, check your Yellow cleaning and have worked on Pages under “duct cleaning” or contact systems like yours; the National Air Duct Cleaners Association (NADCA) at the address they will use procedures to protect and phone number in the information you, your pets, and your home section located at the back of this book­ from contamination: and let. Do not assume that all duct clean­ ing service providers are equally they comply with NADCA’s air knowledgeable and responsible. Talk to duct cleaning standards and, if at least three different service providers, your ducts are constructed of and get written estimates before decid­ fiberglass duct board or insulated ing whether to have your ducts cleaned. internally with fiberglass duct When the service providers come to liner, with the North American your home, ask them to show you the Insulation Manufacturers contamination that would justify having Association’s (NAIMA) your ducts cleaned. recommendations.

Z Do not hire duct cleaners who Z Ask the service provider whether make sweeping claims about the they hold any relevant state licenses. health benefits of duct cleaning — As of 1996, the following states require such claims are unsubstantiated. Do air duct cleaners to hold special licens­ not hire duct cleaners who recommend es: Arizona, Arkansas, California, duct cleaning as a routine part of your Florida, Georgia, Michigan and Texas. heating and cooling system mainte­ Other states may require them as well. nance. You should also be wary of duct cleaners who claim to be certified by Z If the service provider charges by EPA. EPA neither establishes duct the hour, request an estimate of the cleaning standards nor certifies, number of hours or days the job will endorses, or approves duct cleaning take, and find out whether there will companies. be interruptions in the work. Make sure the duct cleaner you choose will Z Do not allow the use of chemical provide a written agreement outlining biocides or sealants unless you fully the total cost and scope of the job understand the pros and the cons before work begins. (See page 13). Z Check references to be sure other customers were satisfied and did not experience any problems with their heating and cooling system after cleaning. / Contact your county or city office of consumer affairs or local Better Business Bureau to determine if com­ plaints have been lodged against any of the companies you are considering.

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