Are you tired of constantly having to move furniture and block off certain areas of your home to keep your robot vacuum from getting stuck or hurting something? Well, those annoying physical walls are out, and virtual walls are in.

With these clever features, you can set limits for your robot vacuum without having to put anything in its way.

This not only saves you time and effort, but it also makes sure that you clean more thoroughly and quickly.

In this article, I will talk about virtual walls and how they can change the way you clean your home.

So, take a seat, put your feet up, and let us talk about the future of robot vacuums.

Understanding Suction Power in Vacuum Cleaners

Internal Resistance to Airflow

The internal resistance to airflow between the suction motor and where it is measured affects the suction power of a vacuum cleaner.

If there are spaces between the suction brush, attachment, hose, and vacuum, there will be multiple leaks that lower the suction power.

Dust Collector Size and Type

Suction power is also affected by the size and type of the dust collector or vacuum cleaner bag.

When a vacuum bag has an extra filter, it needs more suction power so that air can flow through all of the filters and out of the bag.

Because they have smaller holes, HEPA filters need more power to pull air through them.

CFM Rating

Suction power is also affected by the airflow rating in cubic feet per minute (CFM).

Even though it is not a direct measure of the power of the motor, its suction has an effect on it.

Most of the time, the air flow rating is found by measuring how much air goes through the power unit.

Water Lift or Sealed Suction

Water lift is the force that lifts things off the floor, while airflow takes them away.

The water lift or sealed suction of a vacuum cleaner is a way to measure how well it can pull in air.

Water lift or sealed suction is a test to see how well a vacuum cleaner can pull in air.

It involves putting a tube full of water in a sealed box.

In this test, the vacuum’s suction power is directly related to how many inches of water it can lift.

Air Watts

The formula for figuring out air watts (AW) is: (Air Flow (in CFM) x Vacuum (in inches of water lift) /8.5 = Air Watts.

Air watts are a way to measure how much a vacuum cleaner can really pull in air.

Wattage Ratings

Manufacturers sometimes use wattage ratings to make it more difficult for customers to compare different models.

Wattages show how much energy is used, but they do not mean that there is more suction power.

When figuring out suction power, it is important not to mix up horsepower with other measurements, as this can be misleading.

The suction power of a vacuum cleaner tells how well it can pick up dirt and other things from surfaces.

It depends on things like water lift or sealed suction, resistance to airflow inside the dust collector, the size and type of the dust collector, and the CFM rating.

When looking for a vacuum cleaner with good suction power, consumers should think about these things.

By knowing about these things, you can make an informed decision and choose a vacuum cleaner that meets your needs.

Choosing the Right Vacuum Cleaner

Determining Suction Power

Manufacturers test their models using units like airflow (CFM), air watts (AW), water lift (inches of H20), amps, and horsepower to figure out the model’s rating.

The suction force is shown by the water lift, which is measured in mmH2O, mbar, or kPa.

You can measure airflow in m3/h or in l/s.

Amps are a way to measure how much electricity is flowing through your machine.

When you multiply the voltage by the number of amps, you get watts.

Airflow and Water Lift

Airflow is one of the most important ways to figure out how much suction a vacuum has because it shows how much air moves from the surface to the bag.

Even though this is an important measurement, manufacturers do not always put it on the label.

The measurement takes into account the power of the engine and the resistance of the exhaust system (fans, filters, and bags).

The vacuum cleaner’s suction capacity tells how much negative pressure (lift) it can make when the motor is running.

The vacuum will be measured in mm water column or in Pascals (Pa).

Choosing the Right Vacuum Cleaner

Before buying a vacuum cleaner, you should think about how it will be used and where it will be used.

Choose a vacuum based on where you want to use it.

Until when? What needs to be picked up? When choosing a vacuum cleaner, it is also important to think about the filtration system.

Filtration systems keep the dirt from going back into the environment.

Ideal Suction Power for Different Types of Floors

Depending on the type of floor and the vacuum cleaner, different types of floors need different amounts of suction power.

Suction power of 200 to 300 air watts (AW) or more is great for canister vacuum cleaners, while cordless vacuum cleaners need anywhere from 100 to 200 AW.

HEPA filter vacuum cleaners need more power because they have to pull air through tiny holes, which takes more power.

The water lift or sealed suction test shows how well a vacuum cleaner can pull in air.

It is measured in inches of H2O and is directly related to the suction power of the vacuum cleaner.

There are different levels of suction power needed for each type of floor.

Because there are not as many fibers on hardwood floors, it takes less suction power to clean them than carpets.

But some vacuums with strong suction work well on both hardwood floors and low-pile rugs.

Maintaining and Troubleshooting Vacuum Cleaner Suction Power

Maintaining Suction Power

  • To maintain the suction power of a vacuum cleaner, there are several steps that can be taken. One of the easiest ways to increase vacuum cleaner suction is to empty or replace the dust collection bag regularly. Dust containers need to have enough space for airflow; otherwise, they could get clogged and have less suction power.

Cleaning the attachments and checking the belt is another way to boost the suction power.

Poor suction can also be caused by a hose that is clogged or has something stuck in it.

To make the vacuum cleaner’s suction stronger, take off all of the hoses and attachments, pull out any objects stuck inside and any items or debris that can be seen in the vacuum, and then put all of the hoses and attachments back on.

Proper Cleaning

It is also important to clean the vacuum cleaner well.

Start by emptying the dust chamber into a trash can and washing it before putting it back in the vacuum.

Make sure there is nothing on the inlet grille of the dust chamber before putting it back into the vacuum.

Check under your vacuum for anything that could stop it from moving or get stuck in its bristles.

Take off any strings, hair, or other things that stop it from moving or get stuck in its bristles.

Common Causes of Low Suction Power

Different things can cause a vacuum cleaner to lose its suction power.

A full vacuum bag or dust canister is one of the most common reasons.

If the bag or canister is full, the vacuum cleaner might not be able to pull as well.

Filters that are dirty are another cause of low suction power.

Filters can get clogged with dirt and dust over time, which makes it harder for air to flow through and makes the vacuum less powerful.

Regularly cleaning or replacing filters can help keep suction power up.

Low suction power can also be caused by blockages in the tube, hose, neck, or floor head.

When something gets in the way of airflow, suction power goes down.

To fix this, turn off the vacuum cleaner and unplug it.

Then, check all of the tubes to see if they are clogged.

You should also look for things like hairballs that might be blocking the airflow.

If a debris container’s hoses or seals are broken, air can leak through a crack or tear and cause the suction to stop.

If you find a hole in your hose, you should call a service agent who is authorized to fix it.

Also, if the end of your vacuum cleaner’s nozzle has a rotating brush or beater bar, make sure it is working right.

If these parts get clogged, the suction power will go down.

Troubleshooting and Fixing Low Suction Power

  • If your vacuum cleaner has lost suction power, there are several things you can do to troubleshoot and fix the issue.
  • Clean the vacuum cleaner floor head and brush bar. Depending on the model, you may need to cut along the brush bar and pull out hair with your hands or remove the brush bar entirely and clean it before reinserting it.
  • Clean your vacuum cleaner’s filters. Over time, filters can become clogged with dust and debris, reducing suction power.
  • Check for any obstructions in the vacuum cleaner hose or cleaning wand. Stray socks, clumps of hair and fluff or debris such as bottle caps may have been inadvertently sucked up and got stuck in the hose.

If none of these steps help your vacuum cleaner work better, there may be something else wrong.

Check to see if the brush bar is stuck or tangled.

If you have to, unclog the floorhead.

Check for clogs in the tubes.

Make sure the height of the floorhead is set right for carpets or hard floors.

If you have a bagged vacuum cleaner, make sure to replace the bags when they get full of dirt and dust.

If you empty them out and use them again, the suction power could go down.

If you have checked all of these things and your vacuum is still not working right, it may be because the belt is broken or not working right.

Most vacuums are easy to open up so you can check the belt, but before you do, make sure this will not void your warranty.

Taking care of your vacuum regularly is the key to keeping it in good shape over time.

Floor Mapping: The Key to Efficient Cleaning with Virtual Walls

Virtual walls are a popular feature in modern vacuum cleaners that allow users to create boundaries for their cleaning robots.

However, the effectiveness of these virtual walls depends on the accuracy of the floor mapping technology used by the vacuum cleaner.

Floor mapping is the process of creating a digital map of the cleaning area, which enables the vacuum cleaner to navigate efficiently and avoid obstacles.

With accurate floor mapping, virtual walls can be set up to block off areas that don’t require cleaning, such as pet bowls or children’s toys.

This saves time and energy, allowing the vacuum cleaner to focus on the areas that need the most attention.

In addition, floor mapping technology can also help the vacuum cleaner to remember the layout of the cleaning area, making it easier to clean the same space in the future.

For more information:

Unlocking the Power of Floor Mapping in Vacuums

Maximizing Suction Power in Vacuum Cleaners

Maximizing Suction Power of Vacuum Cleaners

There are a few things you can do to make sure your vacuum cleaner works as well as it can.

These tips will help you boost the suction power of your vacuum cleaner, making cleaning easier and faster.

Regularly Replace or Empty Dust Collection Bag

Changing or emptying the dust collection bag often is one of the easiest ways to boost suction power.

As the bag fills up, less air can get through, which lowers the pressure and suction power.

So, it is important to keep an eye on the bag and change it when it is full.

Clean or Replace Filters Regularly

Cleaning or replacing filters often is another way to boost suction power.

If filters get clogged, they can stop air from going through, which lowers the power of the suction.

So, if you want your vacuum cleaner to work well, you should clean or replace the filters on a regular basis.

Use the Right Attachment

Also, it is important to use the right attachment for the job.

For instance, you can use the suction hose to clean floors.

Using the right attachment will help you get the most out of the vacuum’s suction power and make it easier to clean.

Remove Obstructions in Vacuum Hose

Poor suction can also be caused by a hose that is clogged or has something stuck in it.

To make a vacuum cleaner work better, take off all of the hoses and attachments and pull out any things that are stuck inside.

Put all the hoses and attachments back on to get better suction.

Clean Brush Roll

If a cordless stick vacuum is not picking up dirt and pet hair as well as it used to, it could be because the brush roll is dirty.

You can clean the bristles of the brush roll with a toothbrush or a damp cloth.

You can also get rid of tough grime with some degreasing dish soap and water.

Properly Store Your Vacuum Cleaner

Lastly, you should put your vacuum cleaner away in a clean, dry place.

By using these tips, you can boost the suction power of your vacuum cleaner and make it easier to clean.


As we finish talking about virtual walls and robot vacuums, it is clear that these tools have changed how we clean our homes.

They are easy to use, get the job done quickly, and let you clean without using your hands.

But, as with any technology, there are some things to think about that could go wrong.

One of the most important worries is what will happen to privacy.

As smart home devices like robot vacuums become more popular, people are becoming more worried about the data they collect and how it is used.

It is important to know what the companies’ privacy policies are and to take steps to keep your personal information safe.

Another thing to think about is how it will affect the environment.

Even though robot vacuums use less power than regular vacuums, they still need electricity to work.

Also, making these devices and getting rid of them can have a big effect on the environment.

When deciding whether or not to buy a robot vacuum, it is important to think about both the pros and cons.

In the end, the choice will come down to your own needs and priorities.

In the end, virtual walls and robot vacuums have changed how we clean our homes, but they do not come without problems.

As we keep using new technologies, it is important to think about the bigger picture and make decisions that are in line with our values and top priorities.

Looking for a new robot vacuum?

Choosing a gadget can be very difficult if you know nothing about the technology.

Some will pay for features they do not need while others may not consider what they really want.

So I created this quick, newbie guide to help you focus on what is really important to you:

The best robot vacuum for you.

Links and references

– iRobot Roomba 500 manual

– iRobot Roomba 700 manual

My article on the topic:

Robo Vac 101: Benefits, Setup & Costs