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The difference between UV kitchen exhaust systems and corona discharge

What is the difference between exhaust hoods using Ultraviolet Light and Corona discharge ozone generators?

There is some confusion regarding the similarities and differences of kitchen exhaust hoods using ultraviolet light bulbs (UV-C) in the exhaust plenum and systems that are referred to as “corona discharge” that generate ozone. Ultraviolet Light or UV-C is a type of bulb that has a very high intensity that allows it to break down […]

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What is ASTM 1704 Standard Test Method

What is ASTM F1704 Standard Test Method for Capture and Containment Performance of Commercial Kitchen Exhaust Ventilation Systems? How does it differ from U.L. 710 rating?

Simply put, the UL 710 Standard for Safety Exhaust Hoods for Commercial Cooking Equipment criteria is a fire safety test and the ASTM F1704 Standard Test Method for Capture and Containment Performance of Commercial Kitchen Exhaust Ventilation Systems is a performance based test to determine the capture and containment threshold for any given hood under […]

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