For Furnace Repair Service in Cleveland TN, call Davis Heating & Air Conditioning, Inc.!
For Furnace Repair Service in Cleveland TN, call Davis Heating & Air Conditioning, Inc.!
Residential & Commercial Services
(423) 472-4692
 
2420 Guthrie Ave. N.W. • Cleveland • TN • 37311

Helping You Improve the Comfort, Health, and Safety of your Home

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 Us Today • (423) 472-4692 • or • Fill Out Our Online Form
Location
We service most Furnace brands and models near Cleveland TN.
Business Address:
2420 Guthrie Ave. N.W.
Cleveland, TN 37311
 
Contact Us
Schedule your Furnace replacement in Cleveland TN.
Company Phone:
Phone: (423) 472-4692
We offer 24/7 emergency Furnace repair service in Cleveland TN.
Office Hours:
Monday- Friday 7:00am-5:00pm
24 Hour Emergency Service
 
For your Furnace repair in Cleveland TN, trust a NATE certified contractor.
Order your furnace filter in Cleveland TN with FilterFetch!
 
Payment Options
For Furnace in Cleveland TN, we accept most major credit cards.
 
We accept cash for Heating repair service provided in Cleveland TN.
We accept check for Furnace repair service provided in Cleveland TN.
 
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