Attic Heat Detector Placement

Page 1 of 2 heat detectors in an attic.

Attic heat detector placement.

However as i prepare to install them i wanted to get others. They feature a detecting component inside the unit that activates an alarm when it reaches a predetermined temperature. Ceiling mounted detectors should be located such that their sensitive elements are between 25mm and 150mm below the ceiling in the case of heat detectors or between 25mm and 600mm below the ceiling in the case of smoke detectors. E hd fixed temperature rate of rise heat detector.

The us fire administration fema recommends that you have a heat detector rather than a smoke alarm in your garage. The kidde hd135 f is inter connectable. Posted in home automation. Ceiling height construction and ventilation play significant roles in detector performance and must be considered when determining detector placement.

Nfpa 72 17 6 3 1 2 does what it can to make heat detector layout in irregularly shaped areas less complicated. The alarm will sound if temperatures rise above 135 f. 5 measure and mark a distance of 4 inches on the ceiling from each wall. The kidde firex hd135f is a 120 volt ac the kidde firex hd135f is a 120 volt ac wire in heat alarm that responds to temperature rather than smoke.

Regardless of where you place a heat detector these devices should be placed away from any vents or ducts that may interfere with their function. Be fixed where they can be reached to maintain therefore not over the stairs. Smoke alarms are not designed for garages and attics and are much more likely to fail than a heat detector. When you find yourself doing a layout for spot type heat detectors in an area that isn t square or rectangular don t forget 17 6 3 1 2 provides you with some options.

All i have a relatively large attic that covers about 1600 sq ft of my house. It gets very hot up there in the summer southern california so i thought it would be prudent to install a few high temperature heat sensors i bought 3 194 degree heat detectors. We recommend placing them high off of the ground or on the ceiling. Nfpa 72 chapter 5 initiating devices heat detectors.

Install the first attic smoke detector on the wall near the stairs anywhere between the 4 inch and 12 inch marks. Heat detectors represent fairly old technology and the first residential fire alarms were of this type. Heat detectors are also recommended for rooms where indoor smoking is an approved activity by the owner. The interconnect system must not exceed the nfpa national fire protection association limit of 18 initiating devices smoke heat co etc.

Heat detectors are sufficient for places where speed of detection isn t critical or in small confined spaces.