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Every March and April, My Calls About Pet Hair Double. I Think It's Time Us Appliance Techs Finally Shared What We've Known For Years.

Written by Dave Thiel 

Plumber & Appliance Tech at Whirlpool®. 12 years in residential service.

Published on February 28, 2025

Your dog's spring shedding isn't just covering your couch.

 

It's quietly destroying the one appliance you can't afford to lose; your washing machine.

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I've been doing this long enough to know exactly what time of year my schedule fills up.

 

Not because people call me in advance, but because they don't.

 

They call me when their washing machine stops draining mid-cycle. 

 

When they hear grinding during the spin. 

 

When cycles start running longer and clothes come out still dirty.

 

Or worst case, when they come home and find water across the laundry room floor...

 

Every single March and April, like clockwork. 

 

To them its a surprise, but before I even pull into the driveway, I already know exactly what caused it.

 

Their dog. Or their cat. Or whatever animal lives in their house and sheds.

More specifically, it's the fur.

 

Every load of laundry they ran over the past several months was feeding a buildup of pet fur inside their machine they never knew was there.

 

That buildup does not sit harmlessly. It compacts over time, working its way into the drain pump, wrapping around internal components, forcing the machine to work harder with every single cycle.

Most people have no idea it is happening because the machine keeps running. Until it doesn't.

 

The repair bill for something like this is usually somewhere between $600 and $800. 

 

Sometimes more...

 

Here is the part that makes March and April different from every other time of year. 

 

This is the season when pets shed their entire winter coat. 

 

The buildup that was accumulating slowly all year suddenly accelerates. More fur, more loads of pet laundry, more deposits into a drain pump that is already under strain.

 

By the time I get the call, the machine has usually been fighting this for months. Spring just pushed it over the edge.

So around this time of year, that bill is almost always on the higher end.

And almost every single time, the person standing in front of me had no idea any of this was coming.

 

That's what I want to talk about. Let me show you exactly what is happening inside your home right now that is making this worse than any other time of year.

Right now your pet's body is doing something it does every single year without exception. It is shedding the entire coat it built up over winter. You can already see it everywhere.

 

The couch that was clean yesterday morning and covered again by noon.

 

The clothes you stopped wearing because getting dressed became a lint rolling exercise. 

 

The pet bedding you washed two days ago that somehow already needs washing again.

You vacuum, it comes back.

You lint roll, it comes back.

You wash everything twice, it comes back.

The fur always comes back.

 

And right now, in March and April, it is worse than any other time of year. Not slightly worse. 

Significantly worse.

 

There is a biological reason for that.

Pets that spend time outdoors, or even just near windows and doors, regulate their body temperature through their coat. During winter their body gets the signal to grow a thicker, denser layer of insulation. 

 

This past winter was long and cold, which means their bodies worked harder and longer to build that coat up.


Now the temperature is rising. Days are getting longer. And their body is getting a very clear biological signal to shed everything it packed on over the last four or five months, all at once.

 

Pet owners call it blowing their coat. It is not an exaggeration. It is a full scale biological dump of months worth of built up fur happening over a matter of weeks.

 

This is why your couch looks the way it does right now. This is why you are finding fur around every inch of your home. This is why this season, specifically, feels worse than you remember it being before.

 

It is worse. And it is only getting started.

What Nobody Ever Thinks to Ask: Where Does All That Fur Actually Go?

Here is the part that most pet owners never consider.

 

When shedding season hits and you are doing load after load of pet blankets, dog towels, hoodies covered in fur; you are doing the right thing. You are keeping up with it as best as you can. You are managing the visible problem.

 

But there is a version of this problem that is completely invisible to you. And it is the one that ends up costing the most.

 

When you put a fur covered item into your washing machine and run a cycle, what do you think happens to the hair?

Most people assume the water carries it out through the drain. It makes sense. That is what water does.

 

It doesn't work that way with pet fur.

 

Pet hair is made of keratin, which is a protein. When keratin gets wet, it does not loosen and rinse away like dirt or dust does. It becomes sticky. It clings to surfaces. It wraps around components.

 

Your regular laundry detergent is formulated to break down grease, oils, and dirt. It was never designed to break down protein. So the hair does not dissolve. It does not flush out.

It builds up deep inside your machine.

 

Every load adds a little more. Every blanket, every towel, every fur covered hoodie deposits another layer into the drum, the filter, the drain pump.

 

Month after month, load after load.

 

And right now, during the heaviest shedding period of the entire year, that process is happening faster than at any other point in the last twelve months.

 

You cannot see it. Your machine sounds fine. Your cycles seem normal.

 

That is exactly how it feels right before it isn't.

This Is What Years of Pet Laundry Actually Looks Like Inside Your Machine.

I have opened a lot of washing machines.

 

After twelve years and hundreds of service calls, I have seen this enough times that it no longer surprises me. But it surprises the person standing next to me almost every single time.

 

What I find inside a machine that has been washing pet laundry for a year or more without any maintenance is not a little bit of hair caught in a filter.

It is a compressed mass. Dense, matted fur packed into the drain pump so tightly it has taken the shape of the cavity it built up in. Dark brown from the residue it has collected. Sometimes it has been in there long enough that it has started to break down.

 

It does not look like pet hair anymore. It looks like something that was never supposed to be inside a machine.

 

When the buildup reaches that point, the drain pump has been working against it for months. Every cycle it has been pushing harder to force water through a blockage that gets slightly worse with every load.

Cycles running longer than they used to. 

A grinding sound during the spin. Water sitting in the drum that will not drain.

Then one day the machine simply stops.

By the time a pet owner calls me, the damage is already done.

 

The repair bill for a burned out drain pump runs between $600 and $800 in most cases. If the motor has been affected or secondary damage has occurred from water backup, that number goes higher. A full replacement for a mid range washing machine starts at over $1,000.

 

Most people I talk to assume their home warranty or insurance covers this kind of repair.

 

Unfortunately, most policies specifically exclude damage caused by maintenance neglect. 

Pet hair buildup is classified as maintenance neglect. You are not covered.

I want to be straightforward about something.

 

March and April are good months for my business. They are good months because pet owners do not know what I just told you, and by the time they find out, they need me.

 

I am not complaining about the work. But I have had enough conversations standing in someone's laundry room, watching them process a repair bill they were not expecting, that I would rather say this plainly now.

 

This is a completely avoidable problem.

 

I started telling my customers that after I fixed their machines. I should have been telling them before.

What I Started Telling Every Customer After I Fixed Their Machine

About two years ago I started hearing about a product from other techs in my network.

 

Not through an ad. Not through a brand reaching out. Through other people in my same line of work, mentioning they had been recommending it to customers after service calls.

 

The product is a hair dissolving laundry powder developed specifically for pet owners by a small company founded in Tampa, Florida. I want to explain exactly what that means because it is different from anything most people have already tried.

It is not a stronger detergent.

It is not a dryer ball or a lint trap attachment.

It is not a fabric softener or an odor eliminator with a pet on the label.

Those products were designed to deal with hair after it has already attached to your clothes or collected in your drum. 

 

They try to trap it, collect it, or physically pull it off fabric. They were never built to address what actually causes pet hair to stick and accumulate inside your machine in the first place, which is the keratin protein structure of the hair itself.

 

This was built for exactly that. And the way it works is so simple yet so effective. Each key ingredient plays its own role in the cleaning process.

Protein Dissolution Sodium Percarbonate

Releases active oxygen on contact with hot water, attacking the keratin protein bonds in pet hair directly. The hair does not get loosened. It gets broken down at a molecular level.

Enzymatic Lifting Α-alkenyl Sulfonate

Acts as a powerful surfactant that lifts the dissolved particles away from your drum, pump housing, and internal components. Everything that was clinging to the inside of your machine gets suspended in the wash water and carried out.

Anti-Redeposition Barrier Neopelex

Prevents dissolved hair particles from resettling back onto your fabrics before the cycle ends. This is the step most products miss entirely. Your clothes come out actually clean.

pH Stabilization Metasilicate

Regulates the wash environment so every other compound performs at its peak, while protecting your machine components and fabrics throughout the entire process.

Nothing in a standard detergent does any of these four things. Standard detergent was formulated to remove dirt, grease, and odor from fabric. That is a completely different problem than dissolving compacted keratin protein from inside a drain pump.

 

That is why your machine has been accumulating this buildup for years despite being washed regularly. 

You have been using the right product for the wrong problem.
 

The routine with this stuff is straightforward.

 

Two tablespoons into an empty drum. Hot water. Self clean cycle. Once a month.

 

That is it.

 

If you do not have a self clean cycle, your hottest, longest cycle should do the trick as well.

The first time most people run it they notice something that stops them. The water running through the cycle turns brown. Not slightly discolored. Brown.

 

That is the keratin buildup, the months of compacted fur residue breaking down and flushing out of the machine for the first time. 

 

Most people stand there watching it and feel the same thing. Disbelief that it had been sitting in there the whole time.

 

After that first cycle the bi-weekly maintenance keeps it from ever building back up.
 

It is plant based. Septic safe. Works in any washer, top loader or front loader.

Why Repair Techs Are Recommending This to Customers All Over the Country

I am not the only one whose vouching for this stuff.

 

After I began mentioning it on service calls I started comparing notes with other techs in my network. Plumbers, appliance repair specialists, washing machine technicians. 

 

The conversation was the same every time. They had started seeing the same pattern, the same buildup, the same shocked faces when the repair bill landed, and they had started passing the same recommendation along.

 

This did not come from a marketing campaign. It came from people who open washing machines for a living getting tired of delivering the same avoidable news to the same type of customer every single spring.

 

Luckily, the customers who took our word, well, I have not seen them in months. I can not say the same for the others...

The results speak for themselves.

 

What you just saw is a handful of pictures customers sent me after running the powder for just one or two cycles. 

 

Definitely not your regular Tide or Gain detergent. 

 

A product that was actually designed for the problem they were dealing with every single day.

 

I can gladly say I have not seen a single one of those customers since. And I do not expect to.

What I Want to Leave You With

After I finish a service call, before I pack up and head out, I tell people about this stuff.

 

Not because I have any stake in it. Because it is the most practical thing I can leave them with.

 

Clean drums. Clear drain lines. Water running brown on the first cycle from years of buildup finally breaking down and flushing out. Machines that have been running quietly and consistently ever since.

That is what one or two cycles looks like for someone who has never done this kind of maintenance before. And that is what bi-weekly maintenance looks like going forward. Nothing dramatic. Just a machine that keeps working the way it is supposed to.

 

The reason it works where other products have not comes down to what is actually in it.

 

Most detergents were never designed for pet hair. This was built around four core steps that work in sequence.

First, break down the keratin protein bonds in pet hair at a molecular level

Then lifts the dissolved particles away from your drum and internal components

At the same time, prevent dissolved hair from redepositing back onto your fabrics
hand-washing

Lastly, stabilize the pH throughout the cycle to protect your machine and your clothes

Nothing in a standard detergent does any of those four things. That is the difference.

 

Two tablespoons into an empty drum. Hot water. Self clean cycle. Once a month.

 

That is the entire routine.

So What Is "This Stuff"?

It's called K9Clean.

A small company out of Tampa, Florida. Not a big brand, yet. 

A research team of biomedical engineers from the University of Florida who had pets, understood protein chemistry at a level most people never will, and got tired of watching a completely solvable problem go unsolved.

 

They were not appliance techs. They were not detergent chemists.

 

Meet the team behind it all. 

Because of their unique skills, they approached this from a completely different angle, looking at pet hair for what it actually is. A protein. And asking a question nobody in the laundry industry had seriously asked before. 

What if you dissolved it instead of trying to collect it?

 

The four compound formula you read about earlier is what they came up with after months of research and testing. 

Each ingredient chosen specifically for what it does in sequence. Not a stronger detergent. Not a modified fabric softener. Something built from the ground up for one purpose.

 

They started testing it with pet owners. Friends, family, homeowners who had been dealing with damaged machines and fur covered laundry for years. 
 

The results were consistent enough that word started spreading before they had even officially launched.

 

People were seeing brown water on the first cycle and sending pictures. Machines that had been struggling for months started running the way they were supposed to. 

 

Laundry was coming out hair free in a way that no detergent, dryer ball, or lint catcher had ever managed.

I started recommending it to customers after service calls and heard the same thing back. 

 

One woman told me she had spent six years assuming fur covered laundry was just the reality of owning a dog. 

 

Two cycles in, she said it felt like a completely different machine.

 

That is what happens when something is built correctly for the right problem.

Unique Value Proposition

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✔️ 30-Day Money-Back Guarantee

A Note on the Current Offer

K9Clean put together a special offer for spring this year because this is the season when it matters most.

 

Right now your pet is shedding its winter coat and the buildup inside your machine is accelerating faster than at any other point in the year. 

 

Stocking up now means you are covered through the heart of shedding season without thinking about it again.

Buy 1
For light shedders or small pets

Buy 2 + Get 1 Free 
For regular shedding households

Buy 3 + Get 2 Free
For heavy shedders or multi-dog homes

All options include free shipping and a 30 day money back guarantee.

 

If you try it and it is not what you expected, you do not pay. No complications.

If you have a pet that sheds and you have never done this kind of maintenance before, this is where I would start. 

 

Your machine has likely been accumulating this buildup for longer than you realize, and spring is the worst time to leave it unaddressed.

 

I would rather you spend thirty dollars on this than see you in a few months.

 

You can check availability and current pricing through the link below.

Click here to see if K9Clean Pet Hair Dissolver is still in stock.

  • Dissolves Pet Hair At The Source

  • Protects Your Washing Machine From Seasonal Buildup

  • Hair Free Laundry In Every Cycle

  • 30 Day Money Back Guarantee

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