[DOC] [TLE] Best Smoke Detector: Ionization, Photoelectric Or Dual Sensor? [PAR] May 12, 2016 ... Read about the difference between Ionization and Photoelectric Detectors. ... The 
two primary types of residential smoke detectors contain either ionization or ... 
These alarms use strobe lights and vibrations to alert anyone unable to hear .... 
Iris Home Security by Lowe's Review: Cheap Price, Cheap Device. [DOC] [TLE] Photoelectric vs Ionization Smoke Alarms - Deadly Differences [PAR] In real-world fatal fires, these alarms behave very differently. ... Over 90% of US 
homes have ionization smoke alarms installed, around 5% of have photoelectric 
alarms installed and the rest have no alarm of any kind. ... at Texas A&M 
University published the results is a 2 1/2 year study on residential fire detection 
devices. [DOC] [TLE] Smoke detector - Wikipedia [PAR] A smoke detector is a device that senses smoke, typically as an indicator of fire. 
Commercial security devices issue a signal to a fire alarm control panel as .... The 
smoke detector has two ionization chambers, one open to the air, and a 
reference .... The type and sensitivity of light source and photoelectric sensor, and 
type of... [DOC] [TLE] Two Types of Fire Detectors: What They Are and How They Work [PAR] Aug 25, 2016 ... Learn how these devices can keep your family safe. ... Fire detectors are the 
cornerstone of any smart home because they're ... The two main types of smoke 
detectors on the market include ionization detectors and photoelectric detectors. 
... The alarm's power supply sends an electrical signal to the plates. [DOC] [TLE] Fire Alarm Systems - Field's Fire Protection, Inc. [PAR] Devices used for fire detection include smoke detectors, thermal detectors, flame 
... These devices fall into two categories -- photoelectric and ionization. Thermal... [DOC] [TLE] Chapter 212-10 WAC: SMOKE DETECTION DEVICES IN ... [PAR] Feb 4, 1981 ... These rules are adopted pursuant to chapter 50, Laws of 1980, entitled smoke ... 
(2) Notwithstanding the provisions of chapter 19.27 RCW, RCW 43.22.340 ... 
mobile homes and factory built housing used as dwelling units. ... The smoke 
detection device may be of the photoelectric and/or ionization type. (2)... [DOC] [TLE] WAC 212-10-020: Definitions. - Access Washington [PAR] Terminals may be included for connection to a remote, audible signaling 
appliance or ... The smoke detection device may be of the photoelectric and/or 
ionization type. ... A smoke detection device containing both an ionization and a 
photoelectric element. ... For the purpose of these rules, a mobile home is 
considered as a... [DOC] [TLE] Smoke Alarms and Fire Safety - Ohio Department of Commerce [PAR] produce an alarm signal in the household for the purpose of notifying the ... Two 
or more single station alarm devices that can be ... almost two-thirds of home fire 
deaths resulted from fires ... ionization- and photoelectric-based detection units. 
... Ionization type alarms are more responsive to small smoke particles (less than 
1... [DOC] [TLE] Smoke Alarm FAQ | FirstAlertStore.com [PAR] Ionization alarms sound more quickly when a flaming, fast moving fire occurs. ... 
A dual sensor smoke alarm combines the two types, photoelectric and ionization. 
... In fact, it is recommended that every home have one smoke detector per floor. 
.... monoxide alarm, or other device which has a similar low battery or alert signal. [DOC] [TLE] Fire Detectors - AIG.com [PAR] smoke detectors are the ionization and photoelectric types. ... drops, initiating a 
signal. ... Air sampling detectors draw a small amount of air from a target area into 
a detection device. ... The difference is that this type of detector consists of two ... 
that 385 of the home fire deaths occurred where there were no detectors. Further
... [DOC] [TLE] Fire Alarm Systems for Life Safety Code Users - NFPA [PAR] photoelectric or ionization smoke detectors, or infor- mation might be ... tection 
and signaling systems provides the reader with an understanding of ... These 
devices or systems are intended to detect smoke ... Therefore, there are two 
categories of fire alarm: one .... Coded manual fire alarm boxes

Question: The two types of these home-signaling devices are photoelectric & ionization
Answer: Smoke Detectors