| As a qualified duct cleaning contractor I
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| | must include any internal surface in
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| have discovered that most homeowners feel
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| | which the air moves across, this not only
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| that they are very uninformed when it
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| | includes the main ducts and vents but
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| come to the principals and practices of
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| | must also include the conveyance
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| proper air duct cleaning hygiene.
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| | compartment of the furnace/AC, heat
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| Let me begin by saying that the EPA as
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| | exchanger, AC coils, drain pan, blower,
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| well as the National air duct cleaners
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| | filter housing and any air cleaning
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| association have stated that residential
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| | equipment that might be installed.
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| duct cleaning should take no less than
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| | The only acceptable method of proper air
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| between 4 and 8 hours to complete,
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| | duct cleaning is to put the entire system
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| anything short of that and you are
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| | under negative air (vacuum) by means of a
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| probably not getting a thorough job.
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| | powerful vacuum system that produces no
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| Consumers are cautioned against duct
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| | less than 2000 cubic feet per minute of
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| cleaning companies that claim to be able
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| | air flow (cfm), each individual vent
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| to clean your entire air duct system in a
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| | shaft should be cleaned using a
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| very short period of time and for an
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| | combination of high pressure air snakes,
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| unrealistic low price, in this industry
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| | rotating brushes and whips which must be
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| that kind of service is completely
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| | driven by a compressor that will deliver
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| unacceptable and is known as the blo-n-go
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| | no less than 175 psi @
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| style of duct cleaning.
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| | 12-16 cfm.
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| Remember...anything short of between 4
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| | In conclusion, when choosing a qualified
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| and 8 hours and you are probably not
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| | air duct cleaning company be sure to ask
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| getting what you're paying for.
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| | if they their technicians and equipment
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| Many homeowners are also under the
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| | meet the above criteria and always get a
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| impression that the main ducts and
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| | few references, it is also recommended
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| primary vents are the only components
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| | that you contact your local better
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| that require cleaning, However this is
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| | business bureau or chamber of commerce.
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| not the case, a thorough duct cleaning
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