What is the standard range hood vent size?

3¼” x 10″
The minimum allowed duct size is 3¼” x 10″, or 6″ diameter for round ducts. Never use a plastic duct or one that is smaller than the size specified for the hood as this will directly affect the hood’s performance.

How many CFM do I need for a range vent?

To power your range hood, you need at least 100 CFM for every 10,000 BTUs of your stovetop. For example, a 100,000 BTU stove needs at least a 1000 CFM range hood. For electric stoves, multiply the stove width by 10. So, for a 42” electric stove you want a range hood with at least 420 CFM.

Should vent hood be same size as range?

Range Hood Ventilation The new hood should be at least as wide as the range or cooktop and preferably 3 inches longer on each side. The most common widths are 30 and 36 inches. For optimal performance, install a hood 20 to 24 inches away from an electric cooktop and 24 to 30 inches from a gas cooktop.

How long can a range hood vent be?

30′
How far can you vent a range hood? Your range hood duct should not exceed 30′ for a straight run, 25′ for a run with one elbow, and 20′ for a run with two elbows. The shorter the duct, the better. If your ductwork is too long, your kitchen air may not reach the outside.

Can you use a 4 inch vent for a range hood?

Can I use 4-inch duct for a range hood? Yes, but duct size depends on the CFM of your range hood. Four-inch duct is too small for most range hoods. It is only appropriate for hoods that are rated 400 CFM or under.

What size hood do I need for a 48 range?

54”
What size vent hood do I need for a 48 inch range? For a 48” range, purchase at least a 54” range hood for indoor use and a 60” hood for outdoor use.

Do I need to vent my range hood outside?

It’s far preferable to vent the air outdoors than to recirculate it into the room. A vented hood that removes steam, smoke, heat, and cooking odors is the best way to keep your kitchen clean, since it gets rid of grease particles that would otherwise accumulate on your walls and cabinets.

Does backsplash go behind the hood?

Do put a backsplash behind your cooktop and hood vent. Many homeowners will put accent tile behind their cooktop and hood vent to act as a feature in the kitchen. Grease, bubbling sauce, steam and other elements coming from your stove make for a messy cleaning job. Having a backsplash there will eliminate the headache.

Where should backsplash be stopped behind Hood?

The first would be to tile to the bottom of the vent hood, which should come up a bit from the upper cabinets. The second option would be to tile behind the hood and finish it with a trim piece. If you go this route I would add crown moulding to the top of your cabinets, as it may appear unfinished.

Is flex duct OK for range hood?

Avoid flexible duct for your range hood, regardless of the CFM. Flexible duct is a poor investment because it is: Not durable/sturdy. Made of cheap materials.