Vent a hood range hood accessories. Never use a plastic duct or one that is smaller than the size specified for the hood as this will directly affect the hoods performance.
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The outer door creates a vortex effect drawing additional external air to provide more door lift and flush lint.
Range hood vent pipe size. In the examples used above if your kitchen has a 30 stove 250 cfm minimum in a 16 x 16 x 8 room 512 cfm minimum and a 40000 btu gas stove 400 cfm minimum you would want a fan rated at 512 cfm or higher plus 100 cfm for the ductwork for a total of 612 cfm or more. The minimum allowed duct size is 3 x 10 or 6 diameter for round ducts. Read your range hood exhaust fans owners manual to deterime the size vent you need.
The minimum duct sizes and recommended duct sizes based on a hood fans cfm rating are as follows. Ideally a hood vent is as wide or wider than your range. A 0 to 400 cfm fan requires a 4 inch minimum duct size but a 6 inch duct is recommended.
Refer to your hood specifications before making your choice. The proper duct size ensures a hood range works as efficiently and quietly as possible. Hood vents are generally 30 36 or 42 inches wide.
In order to determine your needs consider the size and type of your range and the amount of space required for the hood vent. Starting at 48700 starting at 53300 starting at 40800 starting at 58900 starting at 108800 starting at 56700 starting at 99700. Its unique dual door design prevents birds mice and other pests from entering the vent.
Choosing a range hood what to know before buying a. Measure the width of your range with a tape measure. High performance hoods require larger up to 10 diameter ducts.
Diameter of exhaust vent pipe thick metal range vents that work for all models of range hood fan venting. Self help video on ducting your vent a hood kitchen ventilation unit. The no pest vent keeps pests out of exhaust the no pest vent keeps pests out of exhaust vents saves energy and is practically maintenance free.
Calculating range hood cfm vent fan size. Find quality range hood parts online or in store.
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