Range Vent Duct Size

The minimum recommended duct size is 6 for 0 400 cfm range hoods.

Range vent duct size.

If your hood is between 601 and 900 cfm you need a minimum duct size of 7. Over the range microwave ducting information duct installation guidelines. For more information on duct size click here. My duct sizer tells me that would require a 10 5 duct.

I m putting in a kitchen exhaust hood that is 480 cfm with a 6 round duct connection. Minimum duct size of 8 recommended duct size of 10 12 1200 cfm. If your hood is between 401 and 600 cfm you need a minimum duct size of 6. The smaller the duct size the less cfm you need and the larger the duct size the more cfm you need.

The minimum duct sizes and recommended duct sizes based on a hood fan s cfm rating are as follows. Duct system sizes and airflow quick chart created date. The range will have a 24 inch hood that will be connected to an inline exhaust fan rated at 140 cfm which will run through the ceiling joist for about 10 feet. Minimum 10 diameter duct recommended duct size of 12 after you consider the size of your duct the next most important factor is the length.

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. Comments 0 can i use 4 inch round ducting to vent a 24 inch range. Minimum duct size of 7 recommended duct size of 8 10 901 1200 cfm. Hood range duct size.

Here is a breakdown of the duct size you need based on your range hood s cfm. I am an hvac designer but this is a question about an installation i am doing in my own house. All over the range spacemaker microwaves can be vented to the outside using an equivalent total of 140 feet of rigid 3 1 4 x 10 rectangular or rigid 6 round ducting.