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EPA Form EPA-4U24, October 1997

Machine-extracted title · confidence 100%

Environmental Protection Agency form regarding air and radiation office activities dated October 1997.

NYC-WTC_000142819–000142839

Folder label: “DEP 59.17 Junction Blvd, 11th FL

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Scanned page image, NYC-WTC_000142825
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NYC 9/11 Public Portal Document Components of a Typical* Residential Heating and Cooling System FILTER (Location varies) RETURN Register/Grill HUMIDIFIER SUPPLY Register/Diffuser SUPPLY BRANCHES MAIN RETURN SUPPLY MAIN FLEXIBLE SUPPLY BRANCH SUPPLY PLENUM AIR HANDLING UNIT HOUSING INSULATION (many possible locations) HEAT EXCHANGER ACCESS PANELIS) OUTDOOR UNIT • FINS DRAIN PAN COOLING COILS Upright Indoor System w/gas furnace *Type (e.g. heat pump, gas, electric), size, position, and location of system components will vary BLOWER NYC-WTC_000142825 5

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NYC-WTC_000142825Source: NYC Law Department, mirrored locally

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