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Air admittance valves (AAVs, or commonly referred to in the UK as Durgo valves and in the US as Studor vents and Sure-Vent®) are negative-pressure-activated, one-way mechanical valves, used in a plumbing or drainage venting system to eliminate the need for conventional pipe venting and roof penetrations.
The New York City Department of Buildings (DOB) is the department of the New York City government that enforces the city's building codes and zoning regulations, issues building permits, licenses, registers and disciplines certain construction trades, responds to structural emergencies and inspects over 1,000,000 new and existing buildings.
In the United States, plumbing codes usually provide strict limitations on how far a trap may be located from the nearest vent stack. When a vent cannot be provided, an air admittance valve may be used instead. These devices avoid negative pressure in the drain pipe by venting room air into the drain pipe (behind the trap).
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This is a list of airports in New York (a U.S. state), grouped by type and sorted by location.It contains all public-use and military airports in the state. Some private-use and former airports may be included where notable, such as airports that were previously public-use, those with commercial enplanements recorded by the FAA or airports assigned an IATA airport code.
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New York University faced financial hardships leading it to sell its University Heights campus that housed its engineering school to City University of New York, which in turn renamed the campus Bronx Community College. Also during that period from 1969 to 1975, Polytechnic Institute of Brooklyn was forced to rely on subsidies provided by New ...
Conolly Residence Hall. LIU Brooklyn is located at the intersection of Flatbush and DeKalb Avenues (across the street from Junior's restaurant and City Point).The campus is served by the convergence of several New York City Subway services at DeKalb Avenue (B, D, N, Q, R, and W trains), Nevins Street (2, 3, 4, and 5 trains), and Jay Street–MetroTech (A, C , F, <F> , N, R, and W trains).