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2. Duct leakage testing - Wikipedia

   en.wikipedia.org/wiki/Duct_leakage_testing

   Duct leakage test in the US. A duct leakage tester is a diagnostic tool designed to measure the airtightness of forced air heating, ventilating and air-conditioning (HVAC) ductwork. A duct leakage tester consists of a calibrated fan for measuring an air flow rate and a pressure sensing device to measure the pressure created by the fan flow.

3. Duct (flow) - Wikipedia

   en.wikipedia.org/wiki/Duct_(flow)

   Inspections are typically visual, looking for water damage or biological growth. [5] [6] [7] When visual inspection needs to be validated numerically, a vacuum test (VT) or deposit thickness test (DTT) can be performed. A duct with less than 0.75 mg/100m 2 is considered to be clean, per the NADCA standard. [7]

4. Heating, ventilation, and air conditioning - Wikipedia

   en.wikipedia.org/wiki/Heating,_ventilation,_and...

   These codes are updated and published by the International Association of Plumbing and Mechanical Officials or the International Code Council respectively, on a 3-year code development cycle. Typically, local building permit departments are charged with enforcement of these standards on private and certain public properties.

5. Mansfield Dam - Wikipedia

   en.wikipedia.org/wiki/Mansfield_Dam

   Mansfield Dam (formerly Marshall Ford Dam) is a dam located across a canyon at Marshall Ford on the Colorado River, 13 miles (21 km) northwest of Austin, Texas.The groundbreaking ceremony occurred on February 19, 1937, with United States Secretary of the Interior Harold L. Ickes attending.

6. Lakeway, Texas - Wikipedia

   en.wikipedia.org/wiki/Lakeway,_Texas

   Lakeway is located 16 miles (26 km) west of Austin.. Hurst Creek runs directly through Lakeway and empties into Lake Travis, directly north of Lakeway.. According to Lakeway's GIS Analyst, the city has a total area of 13.37 square miles (21.51 km), of which 13.07 square miles (15.0 km 2) is land and 0.3 square mile (0.7 km 2) (4.45%) is water.