OHD Recognizes ShawCity Limited as 2018 International Distributor of the Year

OHD has been protecting the worlds workforce since 1992. It is not without the help from key national and international distributors that we are able to do so.
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Environmental Noise Monitors

dBActive app now available for iOS and Android!

This year, Cirrus has taken another leap forward in their product offerings with the launch of the dBActive smartphone application!
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Mail Bombs Are Being Sent to Public Figures - How the USPIS Stays Safe with the OHD Quantifit

In today's world, a single fingerprint can be the difference between multiple deaths and a man locked away, safely away from the public. A Florida man has been charged with sending 14 homemade pipe...
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A Sound Level Meter with Calibrator

Each time you use your sound level meter, it should be calibrated using an acoustic calibrator. This can help you ensure that your instrument is measuring correctly and that you are complying with...
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Fit-Testing Definitions - Everything That You Need to Know

Fit-testing has changed over the years. For a while, there was only one accepted technology and method for testing the fit of masks. Those processes have changed (for the better) as we provide an...
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Justin Lobdell

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Recent Posts

4 min read

What Do You Need To Measure For Your Work's Noise Regulations?

When making measurements to estimate the noise exposure of a person at work, you need to ascertain the equivalent continuous A-weighted sound pressure level (LAeq) that represents the noise the person is exposed to during the...
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Fit Test Productivity Breakdown

If your organization is like most, you rarely conduct a one-off fit test. Instead, you block out several days/weeks out of the year to test every respirator, every required employee in your organization. Efficient testing is...
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1 min read
OSHA - Jun 18, 2018

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 our goal to inform, guide and...
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Quantifit - May 30, 2018

Fit Testing: A Complete Return on Investment Breakdown

It is respirator fit-testing season. You have only a few days to test several hundred employees and their equipment. You are pulling essential personnel out of the field and inefficiencies in your testing process are expensive....
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1 min read
Training - May 14, 2018

Breath Alcohol Technician Training

Anyone performing a US Department of Transportation (DOT) mandated breath alcohol test must be trained as a Breath Alcohol Technician (BAT) and individuals performing non-DOT regulated testing are encouraged to do the same. The...
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