esidential air duct

esidential air duct
cleaning. This list
includes the following
activities:
• Visual inspection
before and after
cleaning.
• Remove, clean and
replace supply
registers and return
grilles.
• Clean supply
ductwork and plenum.
• Clean return ductwork
and plenum.
• Install access openings
as needed and reseal
after cleaning.
• Clean blower motor
and assembly.
• Clean air steam side of
heat exchanger.
• Clean secondary heat
exchanger.
• Clean evaporator coil
and drain pan.
• Wash air cleaner.
• Replace air filter.