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Having a layered FR clothing system is a great way to achieve the ATPV cal rating for your specific requirements. This is especially true when a person does not want to wear bulky or loose fitting coveralls or if the coveralls themselves do not provide quite enough protection.

It is a misconception that you can just add up … Read More...

Why is it that some FR clothing is rating with an ATPV (Arc Thermal Performance Value) and some arc rated clothing is rated with an EBT (Energy Breakopen Threshold) rating?

The answer is as follows:

An Arc Thermal Performance Value (ATPV) is defined as the arc incident energy required to cause the onset of second-degree burn. The higher … Read More...