Duct Mounted Smoke Detector

Learn the requirements for the proper use of Duct Mounted Smoke Detectors using NFPA 90a. Where should a duct mounted smoke detector be located? When are they required?

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HVAC ENGINEERING and CALCULATIONS
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💧How do you define a BTU or Tons of AC:    • What is a BTU or Ton of Air Conditioning  
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CHILLERS and COOLING TOWERS
💧How Chillers Work, Air-Cooled & Water-Cooled:    • How Air and Water Cooled Chillers Work  
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💧Calculate GPM or TDH of Chiller or Coil:    • How to calculate GPM or TDH for a Coil or ...  
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REFRIGERATION and REFRIGERANTS
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💧Refrigeration Cycle:    • Refrigeration Cycle 101  
💧Refrigerant Piping Insulation:    • Refrigerant Piping Insulation Requirements  
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ESTIMATING
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HYDRONICS and PIPING
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