Commercial Kitchen Hood Duct Size

16 wide x 16 long x 8 high 2 048 cubic feet.

Commercial kitchen hood duct size.

State of the art stainless steel grease duct systems are nfpa 96 compliant designed to safely convey grease laden vapors from commercial kitchen cooking equipment. 16 2 please refer to the duct diameter sizing chart by hood size and cfms. If your hood is between 601 and 900 cfm you need a minimum duct size of 7. The hood factor 3 the design process 6 selecting sizing exhaust hoods is the first design guide in a series that will help you achieve optimum performance and energy efficiency in your commercial kitchen ventilation system.

If your hood is between 401 and 600 cfm you need a minimum duct size of 6. A 0 to 400 cfm fan requires a 4 inch minimum duct size but a 6 inch duct is recommended. Please fill out the following form and we will contact you soon. Commercial kitchen equipment manufacturer.

A range hood should be able to exchange the air in the kitchen at least 15 times per hour or every four minutes. Read on to determine how to size your exhaust and supply fans. You should also keep in mind what the future may dictate in terms of additional or larger items. Also the sheet provide the method for duct surface area and duct weight calculations.

14 2 15 6 to 20 0. Minimum duct size of 4 recommended duct size of 6. Excel sheets for the design of and sizing of kitchen hoods. Minimum duct size of 7 recommended duct size of 8 10.

Here is a breakdown of the duct size you need based on your range hood s cfm if you have a range hood with a cfm of 0 400 you will need a minimum duct size of 4. Rounding up to the nearest foot you would therefore need a 12 foot hood. Are you interested in representing captiveaire and selling our products. For example if your kitchen is 16 long x 16 wide with an 8 ceiling it would contain 2 048 cubic feet of space.

View the kitchen exhaust duct sizing chart below to determine your ductwork diameter based on range hood cfm. The minimum duct sizes and recommended duct sizes based on a hood fan s cfm rating are as follows. With the calculation sheets below you will be able to design the kitchen hoods according to ashrae and greenheck. With the additional 12 inches may vary by local regulations for the overhang of the hood this comes up to 140 inches or 11 feet 8 inches.