Kidde KN-COPP-3 manual Clues You Cannot See, Understand the Effects of Carbon Monoxide Exposure

Carbon Monoxide Safety

•Small amounts of water leaking from the base of the chimney, vent or flue pipe.

•Rust on the portion of the vent pipe visible from outside your home.

•The absence of a draft in your chimney (indicating blockage).

•Fallen soot from the fireplace chimney.

•Loose, damaged or discolored bricks on your chimney.

Clues You Cannot See...

•Internal appliance damage or malfunctioning components

•Improper burner adjustment

•Hidden blockage or damage in chimneys

Understand the Effects of Carbon Monoxide Exposure:

Concentration
of CO in the Air	Approximate Inhalation Time and Symptoms Developed
(ppm = parts per million)
50 ppm	The maximum allowable concentration for
	continuous exposure for healthy adults in any
	8-hour period, according to OSHA*.
200 ppm	Slight headache, fatigue, dizziness, nausea
	after 2-3 hours.
400 ppm	Frontal headaches within 1-2 hours, life
	threatening after 3 hours.
800 ppm	Dizziness, nausea and convulsions within 45
	minutes. Unconsciousness within 2 hours. Death
	within 2-3 hours.
1,600 ppm	Headache, dizziness and nausea within 20
	minutes. Death within 1 hour.
3,200 ppm	Headache, dizziness and nausea within 5-10
	minutes. Death within 25-30 minutes.
6,400 ppm	Headache, dizziness and nausea within 1-2
	minutes. Death within 10-15 minutes.
12,800 ppm	Death within 1-3 minutes.
	* Occupational Safety and Health Administration

Reminder: This chart relates to the exposure of healthy adults.

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