Fleas are the bane of most pet owners’ existence. They seem to find a way to infest both dogs and cats, no matter how well-kept your yard or how clean your house is. While there are many different ways to try and get rid of these pests, one of the most effective methods is hot water.
Do you want to know if hot water will kill fleas? Well, the answer is yes. You can effectively kill fleas in your home using hot water. However, there are some things that you need to consider before jumping into this method of killing fleas.
First, you need to know what type of flea infestation you have in your home. If it’s just one or two pets, then this method may work for you. However, if you have a large number of pets or if you live in an area where there are many stray animals roaming around outside (such as a dog park), then this method may not work well for you.
You also need to know how long it will take for your house to heat up enough for the fleas to die from being exposed to hot water. In most cases, it takes around 30 minutes for a house full of furniture and other items such as books on shelves or tables with drawers inside them will absorb enough heat from being exposed directly underneath a hot shower head every day during those 30 minutes while it’s running all day long until all those fleas
Hot water can be used in a few different ways to kill fleas. You can use it as an additive to your pet’s water bowl, which will kill any fleas that come in contact with it. You can also use hot water to bathe your dog or cat, which will kill fleas on their fur as well as any eggs they may have laid there previously (though you’ll want to make sure they don’t get too hot). And finally, if you’re really serious about getting rid of fleas once and for all, you can even boil some water on the stovetop and then dip your animal into it for about 10 seconds or so—this should kill off all remaining parasites once and for all.
How Does Hot Water Kill Fleas?
Hot water kills fleas by scalding them and causing their exoskeleton to rupture. When a flea is exposed to hot water, its internal organs can also be damaged, which will cause it to die faster. Hot water kills fleas by dehydrating them, causing their body to shut down and die.
Fleas can be a big problem for your pets, but they’re also an issue for your home. When fleas are present, it means that you’re likely dealing with a full-blown infestation. And no one wants that in their house.
Hot water kills fleas by causing them to dehydrate and die, which then allows you to flush them down the drain. It’s a simple process that involves filling up the sink with some hot water and adding some dish soap (this will help break down the oils on their bodies). Then just let the fleas float around in there until they’re dead. You can also use this method in even larger containers like bathtubs or baths if needed.
Does Hot Water Kill Flea Eggs?
Yes, hot water can kill flea eggs.
Fleas are a common household pest that can be difficult to get rid of. The most effective way to eliminate them is to get rid of all the flea eggs that they have laid on the floor and furniture in your home. If you do not take care of these eggs, then your infestation will continue to spread.
To destroy the eggs, you need to use hot water that is at least 120 degrees Fahrenheit. Once you have let it sit for at least 30 minutes, you should clean up any dead bugs with a vacuum cleaner or by swiping them away with a paper towel. You may also want to consider using an insecticide to get rid of any remaining fleas before they lay more eggs in your home.
How Fast Do Fleas Die in Hot Water?
Fleas can die in hot water, but it varies from one flea to the next.
The reason for this is that when you heat water, its molecules begin to move around more quickly. The hotter the water gets, the faster these molecules move. If you were to drop a flea into boiling water (212 degrees Fahrenheit), it would be killed almost immediately because the molecules in its body would be moving so quickly that they couldn’t hold onto each other anymore.
The same principle applies when you put your flea in hot water—the reason why it doesn’t immediately die is because not all of its molecules are moving as fast as those in boiling water. So while some of them might be able to hold on long enough for their bodies to die before they get cooked alive by the heat, most of them won’t be able to do so quickly enough to save themselves from being cooked alive by the heat instead.
Homemade Fleas Killer Using Hot Water
Are you tired of spending a lot of money on flea killers that don’t work? Do you want to get rid of those pesky fleas once and for all? Well, this homemade flea killer is the key to doing just that.
All you need is hot water, vinegar and a spray bottle. First, boil the water in a pot until it reaches a rolling boil. Then add the vinegar and stir until it dissolves completely. Allow the mixture to cool completely before transferring it into your spray bottle.
Spray this mixture around your home where there is activity by pets or people such as carpets, rugs, furniture etc. You may need to reapply every few days if there are still signs of fleas after using this homemade remedy for several days in a row but it works like magic.
List of Fleas Repellent and Where to Buy
There are many types of fleas repellents that you can buy. Here is a list of the most popular ones:

Purina FortiFlora Probiotics for Dogs, Pro Plan Veterinary Supplements Powder Probiotic Dog Supplement – 30 ct. box
Price : $30.99
Features :
- One (1) 30-Count Box – Purina Pro Plan Veterinary Diets Probiotics Dog Supplement, Fortiflora Canine Nutritional Supplement
- Probiotic recommended by veterinarians (Kynetec, Probiotic Recommendation Study, March 2019)
- A Probiotic supplement for the dietary management of puppies and adult dogs with diarrhea
- Contains a probiotic to promote normal intestinal microflora. Helps reduce flatulence
- Proprietary microencapsulation process for enhanced stability
Additional Info :
Item Dimensions | |
Height | 3.25 Inches |
Width | 2.25 Inches |
Length | 3 Inches |
Weight | 0.06625 Pounds |

Katchy Indoor Insect Trap – Catcher & Killer for Mosquito, Gnat, Moth, Fruit Flies – Non-Zapper Traps for Buzz-Free Home – Catch Flying Insect Indoors with Suction, Bug Light & Sticky Glue (Black)
Price : $44.99
Features :
- Triple trapping power, first the UV light attracts the bug then the fan sucks it in and the sticky glue boards trap it. No Zapper.
- Subtle and stylish fruit fly, gnat and mosquito killer, no more ugly traps, easily place in your home, kitchen or office as a decorative, stylish piece.
- Trap indoors, close to insect-ridden fruit, plants or trash bin, turn off lights for best results.
- Not effective on house flies.
- Easy to use, choose between standard or low speed setting and leave it to work its magic, EPA Est. Numb.:93372-CHN-1
Additional Info :
Color | Black |
Item Dimensions | |
Height | 9.1 Inches |
Width | 5.5 Inches |
Length | 5.5 Inches |

FRONTLINE Plus for Cats and Kittens (1.5 pounds and over) Flea and Tick Treatment, 3 Doses
Price : $33.14
Features :
- Waterproof flea and tick treatment for cats and kittens: Frontline Plus for Cats provides waterproof, fast-acting, long-lasting flea and tick treatment and control for your cat. This product is approved for use on cats and kittens 1.5 lbs and over.
- Break the flea life cycle with frontline: Frontline flea and tick treatment for cats kills adult fleas plus flea eggs and larvae to stop existing infestations and prevent establishment of new infestations.
- Kills fleas and ticks: Frontline flea and tick treatment for cats kills fleas, flea eggs, lice, and ticks. This flea and tick treatment kills ticks, including those that may transmit Lyme disease.
- Trusted flea and tick protection for cats: Frontline Plus for Cats has been trusted by veterinarians for nearly 20 years. Made with 2 tough killing ingredients, fipronil and (S)-methoprene – one to kill adult fleas and ticks and the second to kill flea eggs and larvae – this fast-acting, long-lasting protection provides flea and tick control for cats and kittens 8 weeks and older.
- Lasting flea and tick protection: Frontline’s long-lasting formula is stored in the oil glands of the cat’s skin to give non-stop flea and tick protection for a full 30 days. Frontline flea and tick treatment for cats works non-stop for a full 30 days. A 3-dose supply lasts for 3 months.
Additional Info :
Color | Green |
Item Dimensions | |
Height | 0.5 Inches |
Width | 4.5 Inches |
Length | 6 Inches |
Weight | 0.07054792384 Pounds |

Flea and Tick Spray for Dogs & Cats Safe Humans Kids & Pet Vet’s Treatment Best Pets Ticks, Fleas and Insect Killer Best for Home Yard, Outdoor and Indoor House, No Powder and Natural, Charity
Price : $12.59 ($3.07 / Fl Oz)
Features :
- NATURAL TREATMENT: Use natural plant essential oil ingredients to kills and repel fleas and ticks, lice, mite, mosquitoes through contact. It can kill these pest all life cycle, including eggs, larvae and adults.
- SAFE AND EFFECTIVE: It is safe for dogs and cats of all ages. It can be frequently used for puppies, kittens and senior pets as needed. It can be used safely in the whole family and is safe for children.
- Plant essential oil ingredients: Natural plant essential oil spray can effective alternative to collars, pills, chews and drops are safe alternatives.
- Comprehensive prevention: suitable for dogs, cats and homes kills fleas on carpets, furniture, bedding and the entire house on the floor. It can use in pet environments (such as kennels or cat apartments)
- CHARITY– With every sold spray we donate 1$ to Organizations that are engaged in saving animals. Help us to give them hope. Nothing is more important than the safety and health of your pet.
Additional Info :
Item Dimensions | |
Weight | 0.2645547144 Pounds |

Seresto Flea and Tick Collar for Dogs, 8-Month Flea and Tick Collar for Large Dogs Over 18 Pounds
Price : $62.49
Features :
- Provides 8-months of continuous flea and tick prevention
- Seresto flea and tick collar for large dogs works through contact, so fleas and ticks do not have to bite your dog to die
- Veterinarian-recommended flea and tick prevention for dogs in a convenient, odorless and non-greasy collar; No need for messy monthly treatments
- Starts to repel and kill fleas within 24 hours of initial application
- Flea and tick collar for large dogs also helps treat and control sarcoptic mange and kills lice
Additional Info :
Color | Grey |
Item Dimensions | |
Height | 1.5 Inches |
Width | 4.75 Inches |
Length | 4.75 Inches |
Weight | 0.13 Pounds |
Release Date | 2018-09-08T00:00:01Z |
In Conclusion
We can say that hot water does kill fleas. The hot water helps to kill the fleas by making their bodies heat up and melting them. The heat also kills the eggs which are laid on your floor. The eggs are killed because the heat makes them hatch before they can get out of the egg shells.