Fort Smith, AR (479) 646-0284 | Greenwood, AR (479) 996-5877 | Poteau, OK (918) 647-2640
Like us on facebook for more info on our AC repair service in Fort Smith AR
For AC repair service in Fort Smith AR, find us on Google!
Schedule a Air Conditioning repair service in Fort Smith AR
Fort Smith, AR
|
Greenwood, AR
|
Poteau, OK
|
For AC repair in Fort Smith AR, like us on Facebook!
For AC repair in Van Buren AR, visit us on Google!
Schedule a Air Conditioner repair service in Greenwood AR

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.
24/7 Emergency • (479) 646-0284 • or • Schedule Service Online
 
Contact Info
 
Serving Western Arkansas & Eastern Oklahoma
Address: 3108 S. 99th St.
Fort Smith, AR 72903
Fort Smith, AR:  (479) 646-0284
Greenwood, AR:   (479) 996-5877
Toll Free:  (866) 290-6375
 
Like us on facebook for more info on our AC repair service in Fort Smith AR
For AC repair service in Fort Smith AR, find us on Google!
Schedule a Air Conditioning repair service in Fort Smith AR
 
 
Payment Options
 
For AC in Fort Smith AR, we accept most major credit cards.
 
We accept check for Air Conditioner repair service provided in Van Buren AR.
We accept cash for Cooling repair service provided in Greenwood AR.
 
We accept Visa, MasterCard & Discover Cards, cash, and personal checks. We also offer financing options through Wells Fargo with approved credit
Financing Options
 
Business 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
Sat/Sun:  Closed
Monday - Friday:  8:00am - 5:00pm
Schedule an Appointment
Home   |   Email Us   |   Schedule Service   |   Get a Quote   |   Maintenance   |   Guarantees   |   Employment   |   Testimonials   |   Search Site
Home   |   Email Us   |   Schedule Service
Get a Quote   |   Maintenance   |   Guarantees
Employment   |   Testimonials   |   Search Site