Duct Cleaning - Proper Principals and Practices

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