It is base on the "face" or opening of the hood you are going to use. For overhead hoods (similar to a kitchen hood), use 125 CFM per square foot of hood opening. For enclosed workstation hoods, use 100 CFM per square foot of "face" or opening.
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Chaotic Glass: Safety for the glassworker, and random thoughts and opinions on the state of the glassworking world To view links or images in signatures your post count must be 5 or greater. You currently have 0 posts.
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