1 / 10
This close-up photo reveals a severely dust-caked bundle of electrical wires and components within an AC unit. The wires, once distinct in color, are now uniformly covered in a thick layer of brown-grey grime, highlighting extreme dirt buildup in the system.
2 / 10
This image shows the interior of an AC unit, revealing significant dirt, mold, and rust. Insulation is degraded, and coils appear grim-covered. The "ROTATION" arrow and exposed wiring highlight neglected internal components, illustrating poor air quality and system inefficiency.
3 / 10
This image shows a large blue air purification or drying machine with a flexible metallic duct extending upwards to the ceiling, indicating an ongoing air quality or drying service. The equipment is situated in a modern kitchen with a refrigerator and dark cabinets.
4 / 10
This image shows the interior of a very dirty air duct or plenum, lined with discolored, soiled insulation. Visible dark stains and debris indicate significant mold or dust accumulation. The overall appearance suggests long-term neglect and poor air quality.
5 / 10
This close-up view of an AC unit's internal component shows a data label heavily covered in what appears to be widespread black mold or grime. The surrounding metal surfaces also display signs of dirt and moisture, indicating significant contamination.
6 / 10
This image looks inside a severely dirty AC duct, showing thick, textured grime coating all surfaces, including what appears to be yellowed, moldy insulation. The build-up is extensive and highly visible, indicating significant contamination and poor air quality.
7 / 10
This close-up view peers into a flexible air duct, revealing a very dirty, corrugated interior. The dark, grimy surfaces are speckled with light-colored debris or mold, indicating significant dust and particulate accumulation, hindering airflow and air quality.
8 / 10
This close-up interior view of an air duct shows incredibly thick, textured layers of dust and grime covering its corrugated surfaces. The dark, uncleaned tunnel recedes into the distance, highlighting severe, long-term accumulation that needs professional cleaning.
9 / 10
This close-up image reveals the interior of an incredibly dusty air duct system. All surfaces, including two circular openings for ducts, are caked with a thick, fuzzy layer of grey dust and debris, indicating severe neglect and poor air quality.
10 / 10
This close-up image reveals the interior of a very dirty AC unit, showing substantial white, flaky mold growth on dark surfaces and yellowed, deteriorated insulation. The presence of rust and grime indicates a severe lack of maintenance and potential health hazards.
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