Duct Size For Kitchen Exhaust Fan

500 l s meter square for exhaust kitchen hood duct.

Duct size for kitchen exhaust fan.

If you have any questions please feel free to give us a call at 877 901 5530. My question is i m replacing this good for nothing kitchen exhaust fan. But have the cfm higher. Because this type of exhaust fan requires ductwork and piping running from your kitchen to the outside of your home it can have limited location options.

I ve never designed a kitchen exhaust system before but my understanding was that for bathroom exhaust you want to size the duct for 0 1 of head loss. 6 to 8 duct 400 to 600 cfm. My duct sizer tells me that would require a 10 5 duct. The physical size of existing fan is enormous 42 inches can i go to a smaller size.

I m putting in a kitchen exhaust hood that is 480 cfm with a 6 round duct connection. Are you interested in representing captiveaire and selling our products. You required 2215 fresh air and. Please fill out the following form and we will contact you soon.

Title 24 requirement ashrae 62 2 2007 ashrae 62 2 2010. Mohammad vaseemakram december 9 2015 at 4 46 am. Since they release the captured air outside as opposed to just. 8 to 12 duct 900 to 1200 cfm 10 and up duct 1200 and higher cfm.

A ducted kitchen exhaust fan draws air from your kitchen through a duct and releases it outside. The cubic feet per minute rating is a measure of how much air the fan can exhaust from the kitchen in a minutes time. 7 to 10 duct 700 to 900 cfm. Ducted kitchen exhaust fans.

A good rule of thumb for estimating duct diameter and cfm requirements is. When designing ducting for local exhaust ventilation use the prescriptive duct chart bath fans and kitchen range hoods can be sized prescriptively. I am an hvac designer but this is a question about an installation i am doing in my own house.