We're Here to Help - Because YOU Protect Us
Here at OHD, we strive to provide exceptional customer service for you and your employees. Whether it be fit testing, noise monitoring programs or any of our other safety products, we have deemed it...
OHD Partners with Marshall University with Donated Quantifit
OHD is committed to the research and future development of Respiratory Protection. That is why we have recently partnered with the Marshall University and their Safety Department.
OHD Partners with the University of Minnesota
OHD is committed to the research and future development of Respiratory Protection. That is why we have recently partnered with the University of Minnesota and their Environmental Health and Safety...
OHD to Partner with the University of West Virginia with use of Quantifit
OHD is committed to the research and future development of Respiratory Protection. That is why we have recently partnered with the University of West Virginia and their Department of Industrial...
Chicago Fire Department Receives New SCBA Equipment
OHD has proudly been partnered with the Chicago Fire Department for over 5 years.
- Apr 18, 2017
What's Required for a Respiratory Fit Test Program?
The Basics of Fit Testing
OHD Quantifit - Mask Respiratory Fit Testing
Quantitative Fit Testing
Environmental Noise Monitors
Noise Induced Hearing Loss
doseBadge Noise Dosimeter
Air Not Aerosol
- Jun 5, 2019
Real-world Problems with Mask Fit Testing
- Aug 10, 2018
“No Shave November” and OSHA’s Stance on Facial Hair
- Nov 2, 2016
TSI to Discontinue Calibration Services for certain PortaCount® Models
Industrial Safety Supply Corporation
- Oct 30, 2017
OHD Hires New Product Manager
- Feb 25, 2019
Pitfalls in Fit Testing
Jan 15, 2020
OHD, LLLP Rapidly Progresses Forward with New Leadership Roles
Jan 13, 2020
Inhalation Hazard Protection for 5 Million Workers
Oct 21, 2019
OSHA Approves New Fit Test Protocols
Oct 2, 2019
Apple's New Noise App Is A Game Changer
Sep 20, 2019