Today’s Question
“Why did my upholstery develop water marks or rings after it was cleaned?”
This is a question I have heard many times over the years.
A homeowner has a sofa, chair, or other upholstered piece professionally cleaned. Everything looks fine while it is being cleaned, but after the fabric dries, a ring or water mark appears.
The first thought is often:
“The cleaning caused it.”
Sometimes that may be the case. But not necessarily.
There are many reasons water marks or rings can appear on upholstery, and understanding what caused the problem requires considerably more than simply knowing how to operate an upholstery cleaning machine.
After more than 56 years in the carpet and upholstery cleaning business, one thing I have learned is that successful upholstery cleaning starts with understanding the furniture and fabric before you begin cleaning it.
If you’d like to learn more about the way I approach upholstery cleaning, you can also read our Professional Upholstery Cleaning page.
Upholstery Cleaning Is Not the Same as Carpet Cleaning
People sometimes assume that because both carpet and upholstery can be cleaned using an extraction process, they are essentially the same thing.
They aren’t.
Although extraction is an important part of many upholstery-cleaning processes, upholstery requires a different level of inspection, judgment and control.
With carpet, you are generally dealing with a relatively stable surface installed over a floor.
With upholstery, you may be dealing with:
- Cotton
- Linen
- Wool
- Silk or silk blends
- Rayon or viscose
- Velvet
- Chenille
- Microfiber
- Performance fabrics
- Synthetic fibers
- Different dyes
- Different fabric constructions
- Cushion fillings
- Foam
- Down
- Wood frames and other underlying components
And all of those things can affect how a piece of furniture should be cleaned.
That is why I don’t believe upholstery cleaning should ever be approached as simply:
Spray it, scrub it and extract it.
There is considerably more to it than that.
The First Step Is Inspection — Not Cleaning
One of the first things a properly trained upholstery technician learns is to inspect the furniture before applying any cleaning solution or water.
The technician needs to determine what type of fabric is present, how it is constructed, what condition it is in, what type of soiling is present, and whether there are any conditions that could create problems during cleaning.
The cleaning instructions on the furniture can be helpful, but they aren’t necessarily the only thing I want to know.
I’ve written more about this in my Ask Alec article, Can You Trust the Cleaning Codes on Your Upholstery?.
A cleaning code is information. It isn’t a substitute for inspection and experience.
Why Does Upholstery Require So Much Training?
Over the years, I have trained many technicians.
A technician can attend a short upholstery-cleaning course, learn the basic principles, take a test and become certified.
That certification can be valuable.
But I never considered certification alone to be enough preparation for someone to walk into one of my customer’s homes and clean expensive upholstered furniture on their own.
When I was training new employees, I would first have them work with one of my senior technicians for approximately a month.
During that time, they would learn by watching and participating in actual upholstery-cleaning jobs.
I would also give them several manuals to study and spend additional time with them one-on-one discussing procedures, cleaning problems and situations they might encounter.
Only after they had gained some practical experience would I send them for formal certification.
I wanted them to have enough experience that when they were sitting in a classroom, they could ask the instructor questions that went beyond the basic questions a beginner might think to ask.
After completing the course, they would continue working with a senior technician for another month.
Then I would gradually give them jobs that I had personally been to before and knew they could handle.
It could take about two years before I felt comfortable sending a technician to handle most of our customers’ upholstery jobs on their own.
That’s because upholstery cleaning isn’t just about knowing which cleaning solution to put into a machine.
It is about learning how to recognize potential problems before they happen.
The Right Cleaning Solution Is Only Part of the Equation
Once you understand the fabric and the condition of the furniture, you still have to choose the appropriate cleaning chemistry.
Not every cleaning solution is compatible with every fabric, dye or type of soiling.
And sometimes a particular stain requires a spotting agent that is different from the primary cleaning solution.
This is where experience becomes particularly important.
For example, water and oil don’t mix.
If a technician uses a solvent-based spotting agent on an oily stain and then follows that with a water-based cleaning process, the chemistry of the two products needs to be considered carefully.
Simply assuming that one cleaning product will work with another can create problems.
The same principle applies to dyes, finishes, residues and other substances that may already be present in the upholstery.
More Water Is Not Better
Another common misconception is that the more water you put into the fabric, the cleaner it will become.
That’s not necessarily true.
With upholstery, moisture control is critical.
The technician needs to control things such as:
- The pressure being used
- The size of the cleaning jet
- The amount of solution being applied
- The amount of moisture being introduced
- The amount of vacuum being used to extract that moisture
- The construction and condition of the upholstery
The objective isn’t to get the upholstery as wet as possible.
The objective is to clean it effectively while using an amount of moisture that the particular fabric and furniture can safely tolerate.
I’ve discussed this in more detail in my article How to Clean a Fabric Sofa Without Ruining Your Upholstery.
Bigger and Stronger Equipment Isn’t Always Better
This is something many people don’t realize.
When it comes to upholstery, bigger and stronger isn’t necessarily better.
A technician needs enough vacuum to remove the soil and moisture, but excessive suction can create its own problems.
Natural fabrics such as cotton, linen and silk can behave differently when they become wet.
The fibers can swell, changing the way air moves through the fabric.
If excessive suction is then applied, the mechanical stress placed on the fabric can increase.
With a delicate or weakened fabric, that can potentially contribute to damage.
That’s why professional upholstery cleaning is about control, not simply power.
The right pressure, the right jet, the right amount of solution and the right amount of suction all work together.
Why Can Spot Cleaning Create a Ring?
This is one of the most common reasons people associate cleaning with water rings.
Suppose you have a dirty cushion and there is one small spot on it.
It may seem logical to clean only that spot.
But if you wet a small area in the middle of an otherwise dry cushion, you now have a wet area surrounded by dry fabric.
As the moisture moves through the fabric during the drying process, soil, previous spills or other materials can sometimes migrate toward the boundary between the wet and dry areas.
The result can be a visible ring.
This is one reason that, even when the original problem is only a small spot, it can sometimes make more sense to clean the entire surface of the cushion rather than creating a small wet spot in the middle of a dry one.
The goal is to keep the cleaning and drying process as uniform as possible.
Sometimes the Ring Wasn’t Caused by the Cleaning
This is an important distinction.
A water mark that becomes visible after cleaning doesn’t necessarily mean the cleaning created the problem.
Sometimes cleaning simply reveals something that was already there.
There may have been:
- An old spill
- Previous cleaning residue
- Body oils
- Embedded soil
- A previous water mark
- A substance underneath the surface
- A dye or finish that reacts differently when wet
I’ve seen upholstery problems over the years where what appeared to be a simple stain turned out to have a much more interesting explanation.
That’s actually one of the reasons I wrote another Ask Alec article called Every Upholstery Problem Has a Story.
Sometimes the most important question isn’t:
“How do I remove this mark?”
It’s:
“Why is this mark there in the first place?”
Drying Is Part of the Cleaning Process
Getting the upholstery clean is only part of the job.
How the upholstery dries matters too.
After cleaning, loose cushions should be positioned so that air can circulate around them.
For example, if two wet cushions are placed directly against each other, the areas where they touch may not receive the same airflow as the rest of the cushion.
Those areas can remain damp longer.
That can create uneven drying and potentially contribute to discoloration or water marks.
I often recommend that homeowners pay attention to how the cushions are positioned after cleaning.
After several hours, repositioning loose cushions can allow additional air to reach areas that were previously touching another cushion.
It is a small thing, but sometimes small things matter.
So, Why Did the Water Ring Appear?
There isn’t one answer.
A water mark or ring can potentially be related to:
1. Uneven cleaning
A small area was cleaned while the surrounding fabric remained dry.
2. Soil wicking
Moisture moved through the fabric and brought soil or other material toward the surface as it dried.
3. Previous spills or contamination
Something already present in the upholstery became visible after moisture was introduced.
4. Excessive moisture
Too much moisture was introduced into a fabric or construction that could not tolerate it well.
5. Uneven drying
Certain areas remained damp longer than others.
6. Chemical compatibility
A spotting agent, cleaning solution, residue or previous treatment reacted in an unexpected way.
7. The fabric itself
Some fabrics are simply more sensitive to moisture than others.
That’s why I would be very cautious about automatically blaming either the cleaning process or the fabric without first determining what actually happened.
The Most Important Part of Upholstery Cleaning Happens Before the Machine Is Turned On
After more than 56 years in this business, I believe one of the biggest differences between an experienced upholstery technician and someone who has simply learned how to operate the equipment is what they notice before they begin.
What kind of fabric is this?
How is it constructed?
How old is it?
Is it already weakened?
Are the dyes stable?
What type of soil am I dealing with?
Has someone attempted to clean this before?
Are there old stains or residues that could react with the cleaning process?
How much moisture can this particular fabric safely tolerate?
How should the cushions be positioned afterward so they dry properly?
Those are the kinds of questions that have to be answered before cleaning begins.
My Bottom Line
If you have upholstery cleaned and a water mark or ring appears afterward, don’t automatically assume that someone simply used too much water.
Sometimes excessive moisture can certainly contribute to the problem.
But there can be many other explanations.
The fabric, the dyes, the construction, previous spills, previous cleaning, cleaning chemistry, moisture control, extraction and drying conditions can all play a role.
That’s why I have always believed that upholstery cleaning is a skilled process that requires much more than a cleaning machine and a bottle of cleaning solution.
The technician needs to understand what they are looking at, what they are putting on it, how much moisture they are introducing, how that moisture will be removed and what is likely to happen while the fabric dries.
In my experience, the best upholstery cleaning doesn’t begin with:
“How much can I clean this?”
It begins with:
“What am I dealing with, and what is the safest way to clean it?”
That’s the approach I’ve followed throughout my career.
And sometimes, the most important part of professional cleaning is knowing what not to do.
Have an Upholstery Question for Alec?
If you have a question about a sofa, chair, fabric, stain or upholstery-cleaning problem, feel free to contact Alec’s Carpet & Upholstery Cleaning.
781-871-1415
I’d be happy to answer your question or help you determine what may be happening with your upholstery.