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23 51 13
Draft Control Devices
23 51 13.11
Draft Control Fans
23 51 13.13
Draft-Induction Fans
23 51 13.16
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23 51 13.19
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Divisions >
23 00 00 Heating, Ventilating, and Air Conditioning (HVAC) >
23 50 00 Central Heating Equipment >
23 51 00 Breechings, Chimneys, and Stacks >
23 51 13 Draft Control Devices >
23 51 13.11
Draft Control Fans
Includes
draft induser fans, venturi-draft inducer fans, mechanical-draft vent fans, vent exhaust fans, and comustion-air fans.
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