Author: Halton
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How effective is Ultraviolet Germicidal Irradiation (UVGI) lights in neutralizing a virus?
It seems that every day brings a new Ultraviolet Germicidal Irradiation (UVGI) device that promises 99%+ efficiency on “killing” or neutralizing viruses. What does that efficiency level mean, and does it represent how effective it will be in all applications? These are all essential questions that we will attempt to explain in this blog. What…
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The Radiant Chef
How does radiant heat affect your chef’s and kitchen staff comfort? Typically, if you tell someone they look “radiant,” you would be complimenting their glowing appearance. If you tell a chef that they look radiant, it probably means they look hot and uncomfortable. Let’s explain how radiant heat affects the comfort of not only your…
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What are the best practices for ventilation system for restaurants and food service facilities re-opening after the pandemic?
With restaurants and other food service facilities fully opening, albeit with reduced capacity, key questions have arisen regarding best practices for ventilation systems. We questioned Dr. Andrey Livchak, Halton’s Global Technology Director, and member of ASHRAE for some answers. Q: What are your recommendations for starting up the HVAC system that may have been idle…
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Ghost Kitchen Exhaust Success Routine
The commercial kitchen ventilation (CKV) industry has done a great job of defining the step by step approach for optimizing CKV design by focusing on the four key areas of: exhaust hood, exhaust fan, replacement air and controls. The goal of course is to develop a design that effectively captures, contains and exhausts the heat…
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Finding the Right Exhaust Hood for Your Pizza Oven
To deliver consistency for their customers and drive speed, most large pizza chains utilize conveyor ovens to cook their pizzas and other menu items. These ovens are typically configured with one, two or three ‘decks’ and utilize impinger technology to rapidly cook pizzas. In addition to high velocity fans, the ovens consume a lot of…
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Cfm and static pressure … what does it all mean?
Whenever the topic of commercial kitchen ventilation crops up, you know, like when you’re at a dinner party, or it’s the holidays, and Uncle Bob wants to chat, there are two terms that regularly interfere with a complete understanding. Cfm and static pressure, these terms go hand-in-hand (like Uncle Bob and Aunt Brenda) though we…
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Specifying Commercial Kitchen Exhaust Hoods
What you need to know to get started. Commercial kitchen exhaust hoods are available in an almost infinite myriad of configurations and technologies to suit virtually any commercial foodservice application. These guidelines are pertinent to Type I systems specifically approved and listed for exhausting grease-laden cooking vapors. When specifying hoods for a kitchen, the following…
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New Regulations for Pollution Control Units for Commercial Cooking
It may come as a surprise to you but up until recently, there had been no regulation dedicated specifically to Pollution Control Units for Commercial Cooking. Previously most PCU’s for Commercial Cooking were listed to UL 1978 standard for Grease Duct Construction or UL 710 Standard Exhaust Hoods for Commercial Cooking Equipment . The requirements…
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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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Commercial Kitchen Ventilation in Mixed-Use Developments
What are the risks when foodservice facilities and residential units occupy the same property in mixed-use developments? The risk associated with mixed-use developments cannot be understated. The complexities from design to execution and delivery of such a project have many inherent risks that if not handled successfully, can create properties that can be difficult to…