Kitchen Chimney Exhaust Pipe Size

View the kitchen exhaust duct sizing chart below to determine your ductwork diameter based on range hood cfm.

Kitchen chimney exhaust pipe size.

A 901 to 1200 cfm fan requires an 8 inch minimum and a 10 to 12 inch duct is recommended. Minimum duct size of 6 recommended duct size of 8 601 900 cfm. Cover the exit with a vent cap cover and caulk around the edges to help prevent leaks back into your home. This video actually presents the easy process of installation of a flexible exhaust.

Using your pipe as an outline cut out a vent in your outside wall. Lift the hood into place and attach it to the wall. Step 3 install the vent hood. This vent is made of galvanized steel.

Then caulk around the vent pipe where it enters the ceiling. More product details close. At 1200 cfm and above the duct size will depend on the type of fan motor and the length of the duct run. The master flow 4 in.

Finally install the hood. Minimum duct size of 4 recommended duct size of 6 401 600 cfm. Using the template that came with your fan cut into the drywall using a saw or drill. It is a nice experience to install an exhaust pipe to a kitchen chimney.

Round wall vent the master flow 4 in. Caulk around the seams between the vent hood and the ceiling. Minimum duct size of 7 recommended duct size of 8 10. Attach the transition duct to the hood and make sure the damper flap operates freely.

Install the fan the filter and the light kit. Caulk the vent cap and place it on the exterior wall. Measure 24 to 30 inches above your kitchen range for the placement of the hood range fan. Round wall vent is designed to be used with 4 in.

Required tools for this kitchen fan vent project. For larger combustion appliances the minimum size might up to 10 round or square with some requiring 12 square 10 x14 or even larger. 6 inch flexible aluminium duct pipe chimney exhaust pipe with cowl cover upto 6 feet extended silver. This vent is used on an outside sidewall to terminate kitchen and bath fans or other appliances.