WebVAV Box Types Fan Powered and Shut Off. Cool only single ducted series. Fan-powered single duct series with reheat. Fan-powered single ducted parallel with reheat - uses plenum air before using reheat for energy efficiency. Aside from the control aspect of VAV boxes, pneumatic, electric, electronic, or DDC, there are many different variations ... WebFeb 1, 2008 · Using vendor-furnished software for VAV-box selection streamlines the design process and provides answers to many sizing questions. The process for initial VAV-box selection is: Step 1: Refer to Noise Criteria (NC) values. Select a VAV box using the following NC values: General offices: NC 30 to NC 35. Open-plan-office areas: NC 40.
Variable Air Volume (VAV) Controller Technical Bulletin
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Titus HVAC Engineering Innovative Air Distribution Solutions ...
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