Your Trusted Furnace & AC Repair Contractor in Lake in the Hills, IL area

9209 Route: 31 Lake in the Hills, IL 60156             Visit Our Southern Wisconsin Location - 310 Sunnyside Dr. Milton, WI 53563

Your Trusted Furnace & AC Repair Contractor in Lake in the Hills, IL area

9209 Route: 31 Lake in the Hills, IL 60156    
Visit Our Southern Wisconsin Location
310 Sunnyside Dr. Milton, WI 53563
24HR Home Comfort Services - Illinois is here for your Cooling needs in Lake in the Hills IL
Schedule your AC replacement in Lake in the Hills IL.
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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.
24 Hour Emergency Service!
Call (847) 854-9909 or, Fill Out Our Form
ADDRESS: 9209 Route: 31
Lake in the Hills, IL 60156
HOURS: Mon - Fri: 8:00AM - 5:00PM
Saturday: 8:00AM - 12PM
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24 Hour Emergency Service!
Call (847) 854-9909 or,
Fill Out Our Online Form
ADDRESS: 9209 Route: 31
Lake in the Hills, IL 60156
HOURS: Mon - Fri: 8:00AM - 5:00PM
Saturday: 8:00AM - 12PM
Like us on facebook for more info on our AC repair service in Lake in the Hills IL
For AC repair service in Lake in the Hills IL, find us on Google!
For AC repair service in Lake in the Hills IL, find us on Google!
Home   |   Email Us   |   Schedule Service   |   Get a Quote   |   Ask a Tech   |   Maintenance   |   Employment