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Allowable Exposure Levels to Carbon Monoxide

Give us a Call Today
licensed in Michigan & Indiana

Your Trusted Heating and AC Specialist in South Western Michigan

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.
 
 
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Contact Info
 
Address:  3834 S. Pipestone Rd.
Sodus, MI 49126
 
 
Fax:  
Schedule an Appointment
Payment Options
 
We accept check for Air Conditioner repair service provided in Stevensville MI.
For AC in St. Joseph MI, we accept most major credit cards.
We accept cash for Water Heater repair service provided in Benton Harbor MI.
 
For the best AC replacement in Benton Harbor MI, choose a BBB rated company.
See what your neighbors think about our Air Conditioner service in Stevensville MI on Google Reviews.
 
For your AC repair in St. Joseph MI, trust a NATE certified contractor.
For Air Conditioner replacement in St. Joseph MI, opt for an ACCA member.
 
 
We accept check for Air Conditioner repair service provided in Stevensville MI.
We accept cash for Water Heater repair service provided in Benton Harbor MI.
For AC in St. Joseph MI, we accept most major credit cards.
 
Business Hours
Business Hours
 
Monday:  8:00am - 4:30pm
Tuesday:  8:00am - 4:30pm
Wednesday:  8:00am - 4:30pm
Thursday:  8:00am - 4:30pm
Friday:  8:00am - 4:30pm
Sat-Sun: Appts. via email
Monday - Friday:  8:00am - 4:30pm
Saturday - Sunday: Appts. via email
Payment Options
 
We accept check for Air Conditioner repair service provided in Stevensville MI.
For AC in St. Joseph MI, we accept most major credit cards.
We accept cash for Water Heater repair service provided in Benton Harbor MI.
 
For the best AC replacement in Benton Harbor MI, choose a BBB rated company.
See what your neighbors think about our Air Conditioner service in Stevensville MI on Google Reviews.
 
For your AC repair in St. Joseph MI, trust a NATE certified contractor.
For Air Conditioner replacement in St. Joseph MI, opt for an ACCA member.
 
 
We accept check for Air Conditioner repair service provided in Stevensville MI.
We accept cash for Water Heater repair service provided in Benton Harbor MI.
For AC in St. Joseph MI, we accept most major credit cards.
 
 
We specialize in Rinnai tankless water heater installation in St. Joseph MI.
ADAMS & Son, Inc. works with Bryant AC products in Benton Harbor MI.
 
Contact Info
 
Address:  3834 S. Pipestone Rd.
Sodus, MI 49126
 
 
Fax:  
Schedule an Appointment
Payment Options
 
We accept check for Air Conditioner repair service provided in Stevensville MI.
For AC in St. Joseph MI, we accept most major credit cards.
We accept cash for Water Heater repair service provided in Benton Harbor MI.
 
For the best AC replacement in Benton Harbor MI, choose a BBB rated company.
See what your neighbors think about our Air Conditioner service in Stevensville MI on Google Reviews.
 
For your AC repair in St. Joseph MI, trust a NATE certified contractor.
For Air Conditioner replacement in St. Joseph MI, opt for an ACCA member.
 
 
We accept check for Air Conditioner repair service provided in Stevensville MI.
We accept cash for Water Heater repair service provided in Benton Harbor MI.
For AC in St. Joseph MI, we accept most major credit cards.
 
Business Hours
Business Hours
 
Monday:  8:00am - 4:30pm
Tuesday:  8:00am - 4:30pm
Wednesday:  8:00am - 4:30pm
Thursday:  8:00am - 4:30pm
Friday:  8:00am - 4:30pm
Sat-Sun: Appts. via email
Monday - Friday:  8:00am - 4:30pm
Saturday - Sunday: Appts. via email
Payment Options
 
We accept check for Air Conditioner repair service provided in Stevensville MI.
For AC in St. Joseph MI, we accept most major credit cards.
We accept cash for Water Heater repair service provided in Benton Harbor MI.
 
For the best AC replacement in Benton Harbor MI, choose a BBB rated company.
See what your neighbors think about our Air Conditioner service in Stevensville MI on Google Reviews.
 
For your AC repair in St. Joseph MI, trust a NATE certified contractor.
For Air Conditioner replacement in St. Joseph MI, opt for an ACCA member.
 
 
We accept check for Air Conditioner repair service provided in Stevensville MI.
We accept cash for Water Heater repair service provided in Benton Harbor MI.
For AC in St. Joseph MI, we accept most major credit cards.
 
 
We specialize in Rinnai tankless water heater installation in St. Joseph MI.
ADAMS & Son, Inc. works with Bryant AC products in Benton Harbor MI.
 
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Home   |   Email Us   |   Schedule Service
Get a Quote   |   Maintenance   |   Guarantees
Employment   |   Promotions   |   Tax Credits