Knight Heating and Air Conditioning, Inc. is ready to service your Furnace in Coon Rapids MN
 
 
Have your Trane Furnace repair service done by Knight Heating and Air Conditioning, Inc. in Plymouth MN
(763) 274-9945
13535 89th Street NE Otsego, MN 55330
Heating repair service in Maple Grove MN
 
Have your Trane Furnace repair service done by Knight Heating and Air Conditioning, Inc. in Plymouth MN
 

Allowable Exposure Levels to Carbon Monoxide

Allowable (Legal) Limits for Carbon Monoxide

Occupational Safety & Health Administration, USA (OSHA) (for industrial situations) -

Permissible Exposure Limit (PEL, by TWA) - 50 ppm, 8 hrs.
Old PEL Standard (by TWA) - 35 ppm, 8 hrs.
Threshold Limit Value (TLV, by TWA) - 25 ppm (29 mg/cu. m)
(recommended by American Conference of Governmental & Industrial Hygienists ACGIH)
Ceiling (max. value, 15 min.) - 200 ppm (229 mg/cu. m)

MI Occupational Safety & Health Administration (MIOSHA) -

PEL (Industry, by TWA) - 35 ppm, 8 hrs. (38.5 mg/cu. m)
PEL (Construction, by TWA) - 50 ppm, 8 hrs. (55 mg/cu. m)
Ceiling (max. value) - 200 ppm (229 mg/cu. m)

Environmental Protection Agency, USA (EPA) -

Domestic, outdoor air, all ages (TWA) - 9 ppm*, 8 hrs.
Domestic, outdoor air, all ages (TWA) - 35 ppm, 1 hr.

World Health Organization (WHO) -

Domestic, outdoor air, all ages (TWA) - 9 ppm*, 8 hrs.

American Society of Heating, Refrigeration & Air Conditioning Engineers (ASHRAE) -

Indoor air (leakage at a heat register) - 9 ppm

American Gas Association -

Indoor air (leakage at a heat register) - 15 pm


TWA - Computed by making measurements at intervals over 8 hours, then adding the sums of the concentrations and the intervals, and dividing by 8 hours (480 min.). * Based on several published studies of people with coronary ischemic disease showing ECG changes during moderate exercise when breathing concentrations of CO giving 3% COHb.
Contact Information
Check out the Furnace repair service of Knight Heating and Air Conditioning, Inc. in Coon Rapids MN
13535 89th Street NE Otsego, MN 55330
Phone: (763) 274-9945
 
Connect With Us
Like ups on facebook for more deals on our Furnace  repair service in Plymouth MN
Check out our Linked-in page and trust us to service your Furnace in Maple Grove MN
Follow us on Twitter for more deals on Furnace in Coon Rapids MN
Find us on Google for more information on Furnace repair in Coon Rapids MN
Knight Heating and Air Conditioning, Inc. accepts Visa, MasterCard, Maerican Express, and Discover for their Furnace  repair service in Plymouth MN