Best Adjustable Air Conditioning Vent Cover Air Diverter

By | October 27, 2022

Best Adjustable Air Conditioning Vent Cover Air Diverter 2021
If you have an overhead vent at home or an office that the airflow needs adjusting, there is easy to fix this.

Some vents push out more air than is wanted or blow the air directly over the wrong space causing discomfort.

A way to fix this is to install an adjustable air diffuser that will control the amount of air that is blown into a room.
Best Adjustable Air Conditioning Vent Cover Air Diverter 2021 Overview
There are different styles and types, from manual to mechanical, but all do the same thing by controlling the airflow through a particular vent.

Types of Air Flow Diffusers

All diffusers simply block or redirect air and need to match the vent type.

Offices usually have a 24×24 inch vent type, but it can vary.
Best Adjustable Air Conditioning Vent Cover Air Diverter

Most homes have square vents and will be 7.8 x 15.7 inches; of course, be sure to measure any vent to get the right size.
Best Adjustable Air Conditioning Vent Cover Air Diverter 2019
There are many units available, with some of our favorite picks below.

As always, be sure to read reviews on Amazon, here, or elsewhere to be sure a unit is the right pick for you.

*This post contains affiliate links.
Our Picks for Best Adjustable Vent Cover Air Diverter

  1. Magnetic Diffuser
  2. Available Here on Amazon

    Magnetic diffusers are a great option and easy to install.

    They are simple to attach magnetically to a vent and can be adjusted for airflow.

    This makes them ideal in many scenarios with differently sized units available.

    Most air vents are metal which makes the magnetic easy to stick on the vent but be sure to check as some are made of plastic.

  3. Curricular Diffuser
  4. Available Here on Amazon

    This design type is popular and is simply a curricular diffuser that air can be controlled by turning the blocking plate.

    It is 24×24 inches which are common in many office buildings.

    A lever closes off the airflow, which can be partially or fully blocked off.

  5. Linear Diffuser
  6. 2Available Here on Amazon

    This style of diffuser works with linear vents or straight square vents.

    It is clear and redirects the flow of air off to the side.

    Attachments are included to help mount it, such as selling tapping screws. A cordless drill will likely be needed for an installation.

  7. Side Diffuser
  8. This type is not adjustable but does control the air by blocking half the downward pressure sending it sideways.

    It is built to fit a 24 x 24-inch vent.

    It has an easy hook up by sliding it behind a vent cover.

Installing an Adjustable Air Diffuser

Installing a diffuser is not difficult; simply be sure to get one that will work for your style of vent.

The correct dimensions of the vent will be needed.

Most vents have standard sizes, such as office spaces often use a 24×24 inch vent.

Be sure to match the diffuser type to your vent along with the correct dimension.
Controlling airflow in a home or office is important so that it does not become a distraction.

There are many solutions to solving any vent that is not pushing air out correctly.

Some vents may already have a way to adjust the air, but most do not, and ill need a diffuser to control the airflow.

A diffuser is a great option to control the airflow through a vent when all other options fail.

Category: HVAC how to

About Aaron H. Benetti

Aaron H. Benetti an HVAC technician who has worked in the field since 1991. He began his career as an HVAC installer and later began doing troubleshooting and repairs. Around 2010, he began to write books on HVAC topics, mainly tutorials and how-to information. Currently, Aaron works as an HVAC tech and also writes many articles and posts for websites as well as books and videos on HVAC topics.

One thought on “Best Adjustable Air Conditioning Vent Cover Air Diverter

  1. Jillian Brasch

    Do you know of a diverter for a Fujitsu mini split? I apologize if I sent this question yesterday. It wasn’t clear to me if it sent. Thanks.


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