NOTICE: Due to a lapse in annual appropriations, most of this website is not being updated. Learn more.

Form submissions will still be accepted but will not receive responses at this time. Sections of this site for programs using non-appropriated funds (such as NVLAP) or those that are excepted from the shutdown (such as CHIPS and NVD) will continue to be updated.

U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Engineering Laboratory

NIST Report of Test FR 4016: Test 21

Share

Test 21, Smoldering Mattress, Bedroom
 (Return to NIST Report of Test FR 4016: Home Smoke Alarm Tests)

Test Description

For details of the test structure, materials, fire source, and instrumentation, see the full NIST report: NIST Technical Note 1455-1, February 2008 Revision, Full Report (3/3/2008) Performance of Home Smoke Alarms Analysis of the Response of Several Available Technologies in Residential Fire Settings.

Temperature

  • Temperature. Bedroom 1. 25 mm from ceiling

Temperature. Bedroom 1. 25 mm from ceiling

  • Temperature. Bedroom 1. 300 mm from ceiling

Temperature. Bedroom 1. 300 mm from ceiling

  • Temperature. Bedroom 1. 610 mm from ceiling

Temperature. Bedroom 1. 610 mm from ceiling

  • Temperature. Bedroom 1. 900 mm from ceiling

Temperature. Bedroom 1. 900 mm from ceiling

  • Temperature. Bedroom 1. 1220 mm from ceiling

Temperature. Bedroom 1. 1220 mm from ceiling

  • Temperature. Hallway. 25 mm from ceiling

Temperature. Hallway. 25 mm from ceiling

  • Temperature. Hallway. 300 mm from ceiling

Temperature. Hallway. 300 mm from ceiling

  • Temperature. Hallway. 610 mm from ceiling

Temperature. Hallway. 610 mm from ceiling

  • Temperature. Hallway. 900 mm from ceiling

Temperature. Hallway. 900 mm from ceiling

  • Temperature. Hallway. 1220 mm from ceiling

Temperature. Hallway. 1220 mm from ceiling

  • Temperature. Bedroom 3. 25 mm from ceiling

Temperature. Bedroom 3. 25 mm from ceiling

  • Temperature. Bedroom 3. 300 mm from ceiling

Temperature. Bedroom 3. 300 mm from ceiling

  • Temperature. Bedroom 3. 610 mm from ceiling

Temperature. Bedroom 3. 610 mm from ceiling

  • Temperature. Bedroom 3. 900 mm from ceiling

Temperature. Bedroom 3. 900 mm from ceiling

  • Temperature. Bedroom 3. 1220 mm from ceiling

Temperature. Bedroom 3. 1220 mm from ceiling

  • Temperature. Foyer. 25 mm from ceiling

Temperature. Foyer. 25 mm from ceiling

  • Temperature. Foyer. 300 mm from ceiling

Temperature. Foyer. 300 mm from ceiling

  • Temperature. Foyer. 610 mm from ceiling

Temperature. Foyer. 610 mm from ceiling

  • Temperature. Foyer. 900 mm from ceiling

Temperature. Foyer. 900 mm from ceiling

  • Temperature. Foyer. 1220 mm from ceiling

Temperature. Foyer. 1220 mm from ceiling

  • Temperature. Den. 25 mm from ceiling

Temperature. Den. 25 mm from ceiling

  • Temperature. Den. 300 mm from ceiling

Temperature. Den. 300 mm from ceiling

  • Temperature. Den. 610 mm from ceiling

Temperature. Den. 610 mm from ceiling

  • Temperature. Den. 900 mm from ceiling

Temperature. Den. 900 mm from ceiling

  • Temperature. Den. 1220 mm from ceiling

Temperature. Den. 1220 mm from ceiling

  • Temperature. Living Room. 25 mm from ceiling

Temperature. Living Room. 25 mm from ceiling

  • Temperature. Living Room. 300 mm from ceiling

Temperature. Living Room. 300 mm from ceiling

  • Temperature. Living Room. 610 mm from ceiling

Temperature. Living Room. 610 mm from ceiling

  • Temperature. Living Room. 900 mm from ceiling

Temperature. Living Room. 900 mm from ceiling

  • Temperature. Living Room. 1220 mm from ceiling

Temperature. Living Room. 1220 mm from ceiling

  • Temperature. Kitchen. 25 mm from ceiling

Temperature. Kitchen. 25 mm from ceiling

  • Temperature. Kitchen. 300 mm from ceiling

Temperature. Kitchen. 300 mm from ceiling

  • Temperature. Kitchen. 610 mm from ceiling

Temperature. Kitchen. 610 mm from ceiling

  • Temperature. Kitchen. 900 mm from ceiling

Temperature. Kitchen. 900 mm from ceiling

  • Temperature. Kitchen. 1220 mm from ceiling

Temperature. Kitchen. 1220 mm from ceiling

  • Temperature. Bedroom 3. Above Fire

Temperature. Bedroom 3. Above Fire

  • Temperature. Living Room. Above Fire

Temperature. Living Room. Above Fire

  • Temperature. Kitchen. Above Fire

Temperature. Kitchen. Above Fire

  • Temperature at data acquisition system

Temperature at data acquisition system

Smoke Obscuration

  • Smoke Obscuration. Bedroom 1. 25 mm from ceiling

Smoke Obscuration. Bedroom 1. 25 mm from ceiling

  • Smoke Obscuration. Bedroom 1. 300 mm from ceiling

Smoke Obscuration. Bedroom 1. 300 mm from ceiling

  • Smoke Obscuration. Hallway. 25 mm from ceiling

Smoke Obscuration. Hallway. 25 mm from ceiling

  • Smoke Obscuration. Hallway. 300 mm from ceiling

Smoke Obscuration. Hallway. 300 mm from ceiling

  • Smoke Obscuration. Foyer. 25 mm from ceiling

Smoke Obscuration. Foyer. 25 mm from ceiling

  • Smoke Obscuration. Foyer. 300 mm from ceiling

Smoke Obscuration. Foyer. 300 mm from ceiling

  • Smoke Obscuration. Foyer. 300 mm from ceiling #2

Smoke Obscuration. Foyer. 300 mm from ceiling #2

  • Smoke Obscuration. Den. 25 mm from ceiling

Smoke Obscuration. Den. 25 mm from ceiling

  • Smoke Obscuration. Den. 300 mm from ceiling

Smoke Obscuration. Den. 300 mm from ceiling

CO Concentration

  • Carbon Monoxide concentration. Bedroom 1. Data

Carbon Monoxide concentration. Bedroom 1. Data

CO2 Concentration

  • Carbon Dioxide concentration. Bedroom 1. Data

Carbon Dioxide concentration. Bedroom 1. Data

O2 Concentration

  • Oxygen concentration. Bedroom 1. Data

Oxygen concentration. Bedroom 1. Data

CO Concentration

  • Carbon Monoxide concentration. Foyer. Data

Carbon Monoxide concentration. Foyer. Data

CO2 Concentration

  • Carbon Dioxide concentration. Foyer. Data

Carbon Dioxide concentration. Foyer. Data

O2 Concentration

  • Oxygen concentration. Foyer. Data

Oxygen concentration. Foyer. Data

Smoke Alarm

  • Carbon Monoxide Alarm 2. Bedroom 1

Carbon Monoxide Alarm 2. Bedroom 1

  • Ionization Smoke Alarm 3. Bedroom 1

Ionization Smoke Alarm 3. Bedroom 1

  • Photoelectric Smoke Alarm 1. Bedroom 1

Photoelectric Smoke Alarm 1. Bedroom 1

  • Carbon Monoxide Alarm 3. Bedroom 1

Carbon Monoxide Alarm 3. Bedroom 1

  • Photoelectric Smoke Alarm 1. Bedroom 1

Photoelectric Smoke Alarm 1. Bedroom 1

  • Ionization Smoke Alarm 4. Bedroom 1

Ionization Smoke Alarm 4. Bedroom 1

  • Carbon Monoxide Alarm 1. Bedroom 1

Carbon Monoxide Alarm 1. Bedroom 1

  • Carbon Monoxide Alarm 2. Foyer

Carbon Monoxide Alarm 2. Foyer

  • Ionization Smoke Alarm 3. Foyer

Ionization Smoke Alarm 3. Foyer

  • Photoelectric Smoke Alarm 1. Foyer

Photoelectric Smoke Alarm 1. Foyer

  • Carbon Monoxide Alarm 3. Foyer

Carbon Monoxide Alarm 3. Foyer

  • Photoelectric Smoke Alarm 3. Foyer

Photoelectric Smoke Alarm 3. Foyer

  • Ionization Smoke Alarm 3. Foyer

Ionization Smoke Alarm 3. Foyer

  • Carbon Monoxide Alarm 1. Foyer

Carbon Monoxide Alarm 1. Foyer

  • Carbon Monoxide Alarm 2. Den

Carbon Monoxide Alarm 2. Den

  • Ionization Smoke Alarm 3. Den

Ionization Smoke Alarm 3. Den

  • Photoelectric Smoke Alarm 1. Den

Photoelectric Smoke Alarm 1. Den

  • Carbon Monoxide Alarm 3. Den

Carbon Monoxide Alarm 3. Den

  • Photoelectric Smoke Alarm 3. Den

Photoelectric Smoke Alarm 3. Den

  • Ionization Smoke Alarm 3. Den

Ionization Smoke Alarm 3. Den

  • Carbon Monoxide Alarm 1. Den

Carbon Monoxide Alarm 1. Den

  • Carbon Monoxide Alarm 2. Hallway

Carbon Monoxide Alarm 2. Hallway

  • Ionization Smoke Alarm 3. Hallway

Ionization Smoke Alarm 3. Hallway

  • Photoelectric Smoke Alarm 1. Hallway

Photoelectric Smoke Alarm 1. Hallway

  • Carbon Monoxide Alarm 3. Hallway

Carbon Monoxide Alarm 3. Hallway

  • Photoelectric Smoke Alarm 3. Hallway

Photoelectric Smoke Alarm 3. Hallway

  • Ionization Smoke Alarm 3. Hallway

plIonization Smoke Alarm 3. Hallway

  • Carbon Monoxide Alarm 1. Hallway

Carbon Monoxide Alarm 1. Hallway

  • Aspirated Smoke Alarm 1. Bedroom 1

Aspirated Smoke Alarm 1. Bedroom 1

  • Aspirated Smoke Alarm 1. Foyer

Aspirated Smoke Alarm 1. Foyer

  • Aspirated Smoke Alarm 1. Den

Aspirated Smoke Alarm 1. Den

  • Ionization Smoke Alarm 1. Bedroom 1

Ionization Smoke Alarm 1. Bedroom 1

  • Ionization Smoke Alarm 1. Foyer

Ionization Smoke Alarm 1. Foyer

  • Ionization Smoke Alarm 1. Den

Ionization Smoke Alarm 1. Den

Fire detection
Created May 2, 2013, Updated September 23, 2025
Was this page helpful?