Let Colton Handle Your AC Repair in Wheaton and the rest of DuPage and East Kane Counties!

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.
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24 Hour Emergency Service Available
7 Days a week
Contact Info
 
Colton Heating & Cooling
Address:  315 E. Elm St.
Wheaton, IL 60189
Fax:  (630) 260-5955
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Office Hours
 
Monday:  8:00am - 5:00pm
Tuesday:  8:00am - 5:00pm
Wednesday:  8:00am - 5:00pm
Thursday:  8:00am - 5:00pm
Friday:  8:00am - 5:00pm
Saturday:  Closed
Sunday:  Closed
24 Hour Emergency Service Available
Payment Options
 
For AC in Wheaton IL, we accept most major credit cards.
 
We accept check for Air Conditioner repair service provided in Warrenville IL.
We accept cash for Air Conditioning repair service provided in Glen Ellyn IL.
 
Financing Options
Contact
 
Address: 315 E. Elm St.
Wheaton, IL 60189
Mon - Fri: 8am - 5pm
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Payment
 
For AC in Wheaton IL, we accept most major credit cards.
We accept check for Air Conditioner repair service provided in Warrenville IL.
We accept cash for Air Conditioning repair service provided in Glen Ellyn IL.
Financing