Where do you put a duct smoke detector?

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NFPA 90A requires duct smoke detectors to be located in the supply duct downstream of air filters and ahead of any branch connections.

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Furthermore, do duct detectors go on supply or return?

NFPA 90A requires duct detectors to be installed on the supply side of air handler units with airflows of more than 2,000 cubic feet per minute (cfm). The standard also requires a duct detector on the return side of any unit with air flows exceeding 15,000 cfm and which serve more than one floor of a building.

In respect to this, do make up air units require duct detectors? When Are Duct Smoke Detectors Required? It is true that with most traditional recirculating air distribution systems, installation of an HVAC smoke detector is required. Within Section 606 of the International Mechanical Code (IMC),this requirement is clearly addressed, stating the following: 606.1 Controls required.

Subsequently, how many type of duct detectors are there?

Make sure to connect the duct smoke detector correctly

In general terms, there are basically two types of smoke detector: those with an external control unit and those with a built-in control unit.

Should smoke detectors be on wall or ceiling?

Smoke alarms should be mounted in or near bedrooms and living areas, either on the ceiling or the wall. Ceiling mounting it is typically preferred as it allows the smoke alarm to be placed more centrally in the room.

3 Related Question Answers Found

Should you put smoke alarms in bedrooms?

According to the National Fire Protection Association (NFPA), smoke alarms should be installed on every level of your home, including the basement. Fire detectors should also be installed inside of every bedroom and outside of each sleeping area. … There is no such thing as having too many smoke alarms in your home!

Where is the best location for a smoke detector?

According to the NFPA, smoke alarms should be placed in every bedroom, outside each sleeping area and on every level of your home. In addition, industry experts recommend having both photoelectric and ionization alarms for optimal protection against flaming and smoldering fires.

Where should you not put a smoke detector?

11 Places NOT to Put Smoke Alarms – can you name them?

  1. Bathrooms. …
  2. Near Fans. …
  3. Near Vents, Supply Grills and Registers. …
  4. Windows and sliding glass doors. …
  5. Within 4” of wall / ceiling corners. …
  6. Near Cooking appliances. …
  7. In Furnace and water heater closets. …
  8. Near laundry washing machines or dishwashers.

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