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About This Item

 

Full Description

This specification covers self-contained, forced-circulation, air heating units designed to distribute warm air for heating purposes either through a duct system for central furnaces or by direct diffusion for unit heaters. Includes Notice 1, 2003.
 

Document History

  1. FED WW-F-2743A

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    FURNACES, WARM AIR AND HEATERS, UNIT, FORCED AIR CIRCULATION, OIL-AND GAS-FIRED (SUPERSEDING WW-F-2743)

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  2. FED WW-F-2743


    FURNACES, WARM AIR AND HEATERS, UNIT, FORCED AIR CIRCULATION, OIL - AND GAS - FIRED (S/S BY WW-F-2743A)

    • Historical Version
 

Amendments, rulings, supplements, and errata

  1. FED WW-F-2743A Notice 3 - Validation 3


    Furnaces, Warm Air and Heaters, Unit, Forced Air Circulation, Oil - and Gas Fired

  2. FED WW-F-2743A Notice 2 - Validation 2


    Furnaces, Warm Air and Heaters, Unit, Forced Air Circulation, Oil - and Gas Fired

  3. FED WW-F-2743A Notice 1 - Validation 1


    FURNACES, WARM AIR AND HEATERS, UNIT, FORCED AIR CIRCULATION, OIL-AND GAS-FIRED (SUPERSEDING WW-F-2743)