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What are HEPA filters?

HEPA Filters – High-efficiency particulate air (HEPA), also known as high-efficiency particulate absorbing and high-efficiency particulate arrestance, is an efficiency standard of air filter. Filters […]

What is ATEX Zone 1, 2, 21 and 22?

When equipment is rated as ATEX, what does this mean? ATEX is the name commonly given to the two European directives for controlling explosive atmospheres. […]