Greetings, iam Kimberley Jean, Don’t overdo it!

How Far Does Make Up Air Have To Be From Exhaust? [Solved]

800 CFM would require a minimum vent size of 7” but most professionals would use an 8” or 10” vent to increase the efficiency of the hood vent. So, if you use an 8” duct above your range, then you need to bring in a minimum of 8” of “make-up air”.16 Feb 2020

What Is Make Up Air? What to know before you get a powerful hood.

What Is

All About Make Up Air | This Old House

Richard Trethewey is in the Cape Ann kitchen with a lesson in

How Does a Make-Up Air Unit Work? | Cambridge M-Series Ventilation Animation

With the Cambridge Air Solutions™ M-Series