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Best Drain Fly Killer (2025 Update)

If you're looking for the best drain fly killer, you've come to the right place. Drain flies, also known as sewer gnats or sink flies, can be a nuisance in your home. They are small pests that breed and thrive in the moist and damp areas of your drains. Finding an effective drain fly killer is crucial to eliminate these pesky insects and keep your home free from their presence.

Before buying a drain fly killer, there are a few factors you should consider. Firstly, it's important to choose a product that is specifically designed to target drain flies. Look for a formula that is proven to effectively eradicate these pests from your drains. Secondly, consider the type of application method you prefer. Some products come in spray form, while others are available in gel or powder form. Choose the one that is convenient for you to use. Lastly, consider the safety of the product. Look for a drain fly killer that is non-toxic and safe to use around pets and children.

Are you tired of dealing with a never-ending infestation of drain flies? Do you want to learn about the most effective solutions available in the market? Are you looking for an affordable and long-lasting drain fly killer? In this article, we will provide you with all the information you need to make an informed decision and choose the best drain fly killer for your home. Keep reading to discover the top products that will help you get rid of drain flies once and for all.

10 Best Drain Fly Killer

# Product Image Product Name Product Notes Check Price
1
This product is ideal for eliminating drain flies, fruit flies, and grease buildup in drains.
2
This product is ideal for eliminating drain and fruit flies in household drains and preventing their infestation.
3
This product is ideal for eliminating and preventing fruit flies and drain flies in household drains and sinks.
4
The product is ideal for killing and trapping flying plant insects like fungus gnats, whiteflies, aphids, and leaf miners.
5
The product is ideal for cleaning drains and removing organic build-up.
6
Ideal for catching and killing indoor insects such as mosquitos, gnats, moths, fruit flies without zapping them.
7
This product is ideal for clearing organic buildup and eliminating odors in drains.
8
This product is ideal for eliminating fruit flies, drain flies, sewer flies, and gnat infestations from any drain quickly.
9
The product is ideal for eliminating odors and getting rid of fruit, phorid, and drain flies in restaurant drains.
10
The product is ideal for trapping indoor fruit flies with its built-in window and lure supply.
This product is ideal for eliminating drain flies, fruit flies, and grease buildup in drains.
This product is ideal for eliminating drain and fruit flies in household drains and preventing their infestation.
This product is ideal for eliminating and preventing fruit flies and drain flies in household drains and sinks.
The product is ideal for killing and trapping flying plant insects like fungus gnats, whiteflies, aphids, and leaf miners.
The product is ideal for cleaning drains and removing organic build-up.
Ideal for catching and killing indoor insects such as mosquitos, gnats, moths, fruit flies without zapping them.
This product is ideal for clearing organic buildup and eliminating odors in drains.
This product is ideal for eliminating fruit flies, drain flies, sewer flies, and gnat infestations from any drain quickly.
The product is ideal for eliminating odors and getting rid of fruit, phorid, and drain flies in restaurant drains.
The product is ideal for trapping indoor fruit flies with its built-in window and lure supply.

1. Fly-Away Drain & Fruit Fly Treatment: Grease Digesting Solution

Introducing FLY-AWAY, the ultimate solution to eliminate fruit flies, drain flies, and sewer flies that invade the hidden spaces of your drains. This innovative gel formula is designed to trap and kill flies, putting an end to infestations once and for all.

Convenience is key with FLY-AWAY. Applying this powerful formula is a breeze. Simply pour approximately 8 ounces (1 cup) of FLY-AWAY into the drain, preferably during times of least usage. Make sure to coat all sides of the drain, allowing the formula to cling to the pipe walls. Repeat this process daily until you achieve your desired results.

One of the standout features of FLY-AWAY is its safety. This non-caustic and non-corrosive formula effectively kills flies on contact without causing any harm to your pipes, drains, garbage disposals, or septic system. You can have peace of mind knowing that FLY-AWAY is tough on flies, but gentle on your plumbing.

But that's not all – FLY-AWAY is more than just a fly killer. It is also a grease digester, further enhancing its effectiveness in combating pesky flies. With FLY-AWAY, you can tackle both fly infestations and grease build-up in your drains, maintaining a clean and hygienic environment.

Say goodbye to the annoyance and health hazards associated with fruit flies, drain flies, and sewer flies. FLY-AWAY is here to save the day, providing a reliable and efficient solution to your fly problems. No more buzzing around your kitchen or bathroom – FLY-AWAY will put an end to their reign.

Take control of your home and protect your loved ones from these unwanted pests. Trust in FLY-AWAY to deliver exceptional results. Its powerful formula, easy application, and safe ingredients make it the ideal choice for fly elimination. Don't let flies take over – choose FLY-AWAY today and reclaim your space.

2. Gobbler Gel – Bye Bye Drain And Fruit Flies!

The Fruit Fly Killer is a convenient solution that effectively eliminates fruit flies, drain flies, and sewer flies residing inside your drains. This easy-to-use gel formula traps and kills flies, preventing future infestations.

The Fruit Fly Killer is safe to use as it is a non-caustic, non-corrosive formula that can kill flies on contact without causing any harm to your pipes, drains, garbage disposals, or septic systems.

The Citronella-based gel product is made from natural fly-killing ingredients that cling to the inside of your pipes and effectively coat fruit and drain flies, killing them with ease.

Using Fruit Fly Killer is a breeze. Simply apply around 8 ounces (1 cup) of product into the drain during the time of least usage. Ensure that the formula is applied to all sides of the drain, allowing it to coat and cling to the pipe walls. Repeat daily until desired results are achieved.

The company values its customers and stands behind all of its products 100%. If you are not pleased with the Fruit Fly Killer, you can take advantage of the company's 30-day hassle-free returns policy. Simply contact the company with your order number, and you will be reimbursed in full.

Say goodbye to pesky fruit flies, drain flies, and sewer flies with the Fruit Fly Killer. It's easy to use, safe for pipes and septic systems, and made from natural ingredients that effectively eliminate flies. Try it out today and start enjoying a fly-free environment.

3. Fruit Fly & Drain Fly Exterminator

The Fruit Fly Killer is a powerful solution to eliminate fruit flies, drain flies, and sewer flies from your drains. With its easy-to-use gel formula, you can get rid of these pesky insects once and for all. The product is designed to trap and kill flies, stopping infestations in their tracks.

One of the benefits of the Fruit Fly Killer is that it is safe for pipes and septic systems. This non-caustic, non-corrosive formula kills flies on contact without damaging your pipes, drains, garbage disposals, or septic systems. This feature makes it an ideal solution for those who are concerned about the potential damage that harsh chemicals can cause.

The Citronella-based gel is a natural fly-killing ingredient that clings to the inside of your pipes and coats fruit and drain flies, killing them with ease. This thick gel product is easy to apply. Simply pour approximately 8 ounces (1 cup) of the product into the drain during the time of least usage. Ensure you apply the formula to all sides of the drain, allowing it to coat and cling to pipe walls. Repeat daily until the desired results are achieved.

The Fruit Fly Killer comes with a 30-day hassle-free returns policy. The manufacturers value their customers and stand behind all of their products 100%. If you are not satisfied with the product, simply contact them with your order number, and they will reimburse you in full.

4. Kensizer Gnat & Fruit Fly Trap Kit

Introducing the versatile and effective solution to trapping flying plant insects – the Fruit Fly Yellow Sticky Gnat Traps. This product is specially designed to capture a wide variety of insects such as aphids, leaf miner, fungus gnats, thrips, white flies, black flies, midges, and others. Unlike chemical insecticides, these traps are safe and non-toxic, making them an eco-friendly choice for pest control.

The Fruit Fly Yellow Sticky Gnat Traps are easy to use and can be cut into any shape or size to fit your specific needs. Each package comes with 5 wooden sticks or 1 holder at random, which can be inserted into small potted plants for convenient placement. Additionally, the traps can be hung on trees using the 10 included twist ties. The bright yellow color of the traps attracts pests, which then get stuck on the sticky surface.

Made to withstand harsh outdoor conditions, these traps are sunproof and waterproof. Whether it's scorching sun or heavy rain, the traps can maintain their stickiness and effectiveness. The double-sided design of the traps also means that you can catch more flies with each trap. Strategically place them in your garden or near fruit bowls, garbage cans, or any other place where you see a lot of flies.

It's important to note that the Fruit Fly Yellow Sticky Gnat Traps have a long shelf life of up to 24 months when stored in a cool, dry place. With this effective and eco-friendly solution, you can significantly reduce the use of chemical insecticides and keep your garden and home free from pesky flying insects. Try the Fruit Fly Yellow Sticky Gnat Traps today and experience the difference!

5. American Bio Drain Gel 128oz- Organic Bioenzyme Cleaner

Introducing Drain Gel, a highly effective solution for addressing the issue of organic matter build-up in sink drains and garbage disposals, where drain flies tend to harbor and reproduce. This concentrated biological product is designed to complement any Drain Fly treatment program, although it is important to note that it is not specifically labeled to kill Drain Flies.

Drain Gel works by efficiently removing organic material and grease from drains, cracks, and crevices. Its powerful bacterial formulation is specially engineered to target and eliminate organic matter from both drain lines and non-drain areas. This ensures a thorough and comprehensive cleaning, leaving your drains free from any build-up.

One of the standout features of Drain Gel is its compatibility with all types of plumbing systems and septic tanks. This means you can use it confidently without worrying about any potential damage to your pipes or septic system. With Drain Gel, you can achieve optimal cleaning results while maintaining the integrity and functionality of your plumbing infrastructure.

To use Drain Gel, simply apply the product directly into the affected drains or areas where organic matter has accumulated. Its concentrated formula allows for precise application, ensuring maximum effectiveness. For best results, it is recommended to use Drain Gel regularly as part of your drain maintenance routine.

By incorporating Drain Gel into your cleaning regimen, you can effectively combat the problem of organic matter build-up in your drains and garbage disposals. This not only helps prevent drain flies from breeding and multiplying but also promotes a cleaner and more hygienic environment in your kitchen or bathroom.

6. Insect Killer: Katchy Indoor Trap (White)

This fruit fly trap is the perfect solution for anyone seeking a discreet and efficient way to get rid of pesky fruit flies, gnats, and other small bugs. With its triple trapping power, this trap incorporates a UV light, a powerful fan, and a sticky glue board to effectively trap and eliminate these insects.

This fruit fly trap is designed for indoor use and is particularly useful in areas where fruit, plants, or trash bins are attracting unwanted insects. To achieve the best results, it is recommended to turn off any nearby lights.

Unlike traditional fly traps, this product is subtle and stylish, making it an ideal decorative piece for any home, kitchen, or office. Additionally, it does not require a zapper to eliminate insects.

It is important to note that this fruit fly trap may not be effective against house flies, but it is highly effective in killing fruit flies, gnats, and mosquitoes.

This product is incredibly easy to use, with the option to choose between standard or low speed settings. Once activated, it works its magic to quickly and efficiently trap and eliminate insects.

Finally, the EPA Est. Numb.:93372-CHN-1 ensures that this product is safe and effective to use. Say goodbye to ugly fly traps and hello to a discreet and effective solution for insect control.

7. Rockwell Labs Ibdc032 Invade Bio Drain Gel-1 Qt, Orange

Introducing a powerful and versatile solution for your drain problems – the 1 quart bottle of this product. With a weight of 4 oz. per drain, this formula is made up of microbes and citrus oil, which work together to effectively eliminate clogs and odors in your drains.

Not just limited to drains, this product can also be used to tackle sugar snakes in soda fountain drip trays, making it a must-have for restaurants and cafes. It is also completely safe to use in mop buckets, trash chutes, and urinals, providing a comprehensive solution for your cleaning needs.

The package dimensions of this product are 4.495 L x 25.603 H x 8.509 W (centimeters), making it easy to store and handle. With a single bottle containing 8 applications, you can rest assured that you will have enough product to last you for a long time.

Say goodbye to clogged drains and unpleasant odors with this highly effective and safe solution. Whether you're a homeowner or a business owner, this product is a must-have for all your cleaning needs. So why wait? Get your hands on this amazing product today and experience the difference for yourself!

8. Drain Gel: The Ultimate Fly Killer

Introducing the highly-effective and easy-to-use solution for fruit fly and drain fly infestations – the Natural Armor Fruit Fly & Drain Fly Gel Treatment.

This specially formulated gel solution is designed to target and eliminate fruit flies and drain flies in any sink drain or floor drain, making it an ideal solution for homes, hotels, kitchens, bars, and restaurants. With its fast-acting formula, it is capable of tackling the worst infestations, providing quick and efficient results.

The Natural Armor Gel Treatment is made up of natural ingredients that are safe to use on drains, pipes, septic systems, and toilets. Unlike other corrosive products, it is not harmful to any surfaces it comes into contact with, and it doesn't contain any toxic substances. This ensures that it is safe for users and the environment.

The thick gel formula of the Natural Armor Fruit Fly & Drain Fly Gel Treatment clings and sticks to the pipe walls, eliminating the fruit fly and drain fly eggs at the source of the problem. This ensures that the infestation is eradicated effectively and efficiently. Depending on the level of infestation, long-lasting results can be seen for months.

Commercial kitchens, bars, and restaurants require clean facilities, and the Natural Armor Gel Treatment is the perfect solution for maintaining cleanliness and hygiene. It is a food-safe solution that effectively eliminates fruit flies and drain flies, ensuring that the facility is kept free from unwanted pests.

9. Rockwell Labes Bio Drain Gel – Organic Odor Eliminator

Introducing the powerful 4 oz per drain solution! Say goodbye to stubborn clogs and unpleasant odors with this innovative product. Specially formulated with a unique blend of microbes and citrus oil, it is designed to effectively tackle drain issues and more.

This versatile solution is not only ideal for clearing drains but can also work wonders in eliminating sugar snakes in soda fountain drip trays. With its powerful combination of microbes and citrus oil, it effortlessly breaks down grease, grime, and other debris, leaving your drains and drip trays sparkling clean.

But that's not all! This incredible product can be used in a variety of other applications as well. It is safe and effective to use in mop buckets, ensuring that your floors are not only clean but also free from any unpleasant odors. Additionally, it can be used in trash chutes and urinals, providing a fresh and hygienic environment.

With its easy-to-use formula, simply pour 4 oz of this solution into the drain, wait for a short period, and let it work its magic. The microbes get to work, breaking down organic matter and neutralizing odors, while the citrus oil leaves behind a refreshing scent.

Rest assured, this product is manufactured using high-quality ingredients, ensuring its efficacy and reliability. It is designed to meet the highest standards of performance, giving you the peace of mind that you are using a product that truly delivers.

Say goodbye to stubborn clogs, unpleasant odors, and sugar snakes with this exceptional 4 oz per drain solution. Experience the power of microbes and citrus oil, and enjoy a cleaner, fresher environment in your home or business.

10. Terro T2502 Ready-To-Use Indoor Fruit Fly Trap With Built In Window – 2 Traps + 90 Day Lure Supply

This fruit fly trap is a fast-acting solution to eradicate fruit fly infestations. It works quickly and effectively to decrease the fruit fly population in just a few days. The ready-to-use, non-staining lure attracts adult fruit flies, which are then trapped and eliminated.

This product features a long-lasting lure that remains effective for up to 45 days. This means you can enjoy up to 90 days of protection against fruit fly infestation.

The discreet design of the trap is an added bonus. It has an attractive apple shape that will fit in seamlessly with any kitchen decor. It even blends in with the fruit that these pesky pests love.

The built-in window on each trap allows for easy monitoring of catches and lure levels. This way, you can easily keep track of how many fruit flies have been caught and when it's time to replace the trap.

To maximize the effectiveness of the trap, it is best to place it near fruit fly breeding areas. These areas may include fruit bowls, trash cans, kitchen counters and sinks, and other locations where fruit is stored. By placing the trap near these common breeding sites, you can effectively locate and eliminate the source of the infestation.

Best Drain Fly Killer FAQs

Are there any drain fly killers that are safe to use in kitchens or areas where food is prepared?

Yes, there are drain fly killers available that are safe to use in kitchens or areas where food is prepared. One of the most common methods is using enzymatic drain cleaners. These cleaners contain natural enzymes that break down organic matter, including the breeding grounds of drain flies. They are non-toxic and safe to use in kitchen drains.

Another option is using microbial drain treatments. These treatments consist of beneficial bacteria that feed on organic matter, eliminating the food source for drain flies. They are safe to use in kitchen drains and do not pose any risk to humans or pets.

Additionally, using a drain fly trap can be effective in controlling the population. These traps use a combination of attractants to lure drain flies and capture them. They are safe to use in kitchens as they do not contain any harmful chemicals.

It is important to carefully read and follow the instructions provided by the manufacturer when using any drain fly killer to ensure safe and effective use in kitchen areas.

Are there any drain fly killers that have a long-lasting effect and prevent future infestations?

Yes, there are drain fly killers available in the market that have a long-lasting effect and can help prevent future infestations. One effective option is using enzymatic drain cleaners. These cleaners contain natural enzymes that break down organic matter buildup in drains, which is the primary food source for drain flies. By eliminating their food source, these cleaners can help get rid of existing drain flies and prevent future infestations.

Another approach is to use insecticide sprays or foggers specifically designed to target drain flies. These products usually contain chemicals that kill adult flies on contact and have residual effects, meaning they continue to work for a certain period of time after application, preventing new flies from emerging.

To enhance the effectiveness of drain fly killers, it's important to address the underlying cause of the infestation. Regularly cleaning and maintaining drains, removing any organic matter, and fixing any leaks or plumbing issues can help prevent drain flies from returning.

It's always advisable to carefully read and follow the instructions provided with the chosen drain fly killer to ensure its safe and effective use. If the infestation persists or becomes severe, it may be best to consult a professional pest control service for further assistance.

Are there any natural or eco-friendly drain fly killers that are highly effective?

Yes, there are natural and eco-friendly drain fly killers that are highly effective. Here are a few options:

1. Vinegar and Baking Soda: Mix equal parts vinegar and baking soda and pour it down the drain. The chemical reaction between these two ingredients can help unclog the drain and eliminate drain flies.

2. Essential Oils: Certain essential oils like eucalyptus, lavender, and tea tree oil have insect-repellent properties. Mix a few drops of these oils with water and spray it directly into the drain or use it to wipe down surfaces where drain flies are present.

3. Biological Drain Cleaners: Bio-enzymatic drain cleaners use naturally occurring bacteria and enzymes to break down organic matter that attracts drain flies. These cleaners are effective in eliminating the source of the problem and preventing future infestations.

4. Homemade Traps: Create a simple trap using apple cider vinegar or red wine, a few drops of dish soap, and a plastic wrap with small holes. The scent will attract the drain flies, and they will get trapped in the liquid.

While these natural remedies can be effective, severe infestations may require professional assistance. It's important to keep drains clean, fix any leaks, and eliminate standing water to prevent drain fly infestations in the first place.

Can you provide any recommendations for a highly-rated drain fly killer that is affordable and readily available?

Certainly! One highly-rated and affordable drain fly killer that is readily available is Bio Drain Gel. This product is specifically designed to target and eliminate drain flies, along with their larvae and eggs. It is formulated with natural ingredients that break down organic matter, which is the primary food source for drain flies. Bio Drain Gel is easy to use, as you simply apply it directly into the drains where the infestation is occurring. It is important to follow the instructions carefully and repeat the application as needed. Another option is Invade Bio Drain, which is also effective in eliminating drain flies and preventing future infestations. Both of these products have received positive reviews for their effectiveness and affordability. However, it is always a good idea to read customer reviews and compare prices before making a purchase to ensure you find the best option for your needs.

Can you recommend a drain fly killer that works quickly and efficiently?

Certainly! One effective drain fly killer that works quickly and efficiently is a product called Bio Drain Gel. This gel is specifically designed to eliminate drain flies by breaking down organic matter that serves as their breeding ground. It contains enzymes that digest the organic debris, such as food particles and grease, which the drain flies feed on and reproduce in.

To use Bio Drain Gel, simply apply it directly into the drain where the drain flies are present. The gel will cling to the pipe walls and gradually dissolve the organic matter, effectively eliminating the food source for the drain flies. Over time, this will lead to a significant reduction in the drain fly population.

It is important to note that in addition to using a drain fly killer, it is crucial to address the underlying cause of the issue, which is usually a buildup of organic matter in the drain pipes. Regularly cleaning and maintaining the drains, along with using a drain fly killer, will help prevent future infestations.

Do drain fly killers also prevent future infestations, or do they only eliminate existing flies?

Drain fly killers typically focus on eliminating existing flies rather than preventing future infestations. These products are designed to target and eradicate adult drain flies that are already present in the drain or surrounding areas. They work by either trapping the flies or using chemical agents to kill them on contact. However, to prevent future infestations, it is crucial to address the root cause of the problem – the organic matter buildup in drains, which serves as a breeding ground for drain flies. Regularly cleaning and maintaining drains, removing any debris, and ensuring proper drainage can help prevent future infestations. Additionally, keeping areas clean and dry, fixing any leaks or moisture issues, and using drain covers or screens can also be effective preventive measures.

How long does it typically take for a drain fly killer to completely eradicate an infestation?

The time it takes for a drain fly killer to completely eradicate an infestation can vary depending on the severity of the infestation and the effectiveness of the product being used. Typically, it can take several weeks to completely eliminate drain flies. Drain fly killers work by targeting the larvae and adults of the flies, and it may take time for the product to fully eliminate all stages of the fly's life cycle. It's important to follow the instructions provided by the manufacturer and continue treatment until there are no signs of drain flies. Additionally, it may be helpful to identify and address the source of the infestation, such as a clogged drain or standing water, to prevent future breeding. If the infestation persists or worsens despite treatment, it is recommended to seek professional pest control assistance for a more targeted and effective approach.

Is there a specific brand or product that is consistently rated as the best drain fly killer?

While there isn't one specific brand or product that is universally considered the best drain fly killer, there are several options available in the market that have received positive reviews and are known to be effective. Some popular drain fly killers include enzyme-based drain cleaners, foaming drain gels, and insecticide sprays specifically formulated to eliminate drain flies. It is important to read customer reviews and product descriptions to understand their effectiveness and safety. Additionally, addressing the root cause of the drain fly infestation, such as cleaning and eliminating organic matter from drains, will also help in preventing their recurrence. It is recommended to consult with a pest control professional or seek advice from a hardware store expert to find the best drain fly killer for your specific situation.

What are the key ingredients to look for in a drain fly killer for optimal results?

When looking for a drain fly killer for optimal results, there are several key ingredients you should consider. Firstly, a good drain fly killer should contain enzymes or bacteria that can break down organic matter in your drains, as this is the primary food source for drain flies. Look for ingredients like Bacillus thuringiensis or Bacillus subtilis, which are effective in eliminating drain fly larvae.

Secondly, a drain fly killer should also contain a residual insecticide to kill adult drain flies on contact. Ingredients like pyrethrin or permethrin are commonly used for this purpose, as they have proven to be effective against drain flies.

Additionally, it is important to choose a drain fly killer that is safe for use in your home. Look for products that are labeled as non-toxic and safe for use around children and pets.

Lastly, consider using a drain fly killer that offers long-term prevention. Look for products that leave a residual coating in your drains to prevent future infestations.

Overall, the key ingredients to look for in a drain fly killer for optimal results are enzymes or bacteria to break down organic matter, residual insecticide to kill adult drain flies, safety for use in your home, and long-term prevention capabilities.

What is the most effective drain fly killer on the market?

There are several effective drain fly killers available on the market that can help you get rid of these pesky insects. One popular option is using a combination of enzymatic drain cleaners and fly traps. Enzymatic drain cleaners contain natural enzymes that break down organic matter, which is the primary food source for drain flies. By using these cleaners regularly, you can eliminate their breeding grounds and reduce their population.

Additionally, fly traps can be used to catch adult drain flies. There are various types of fly traps available, such as sticky traps or light traps, which attract and trap the flies. These traps can be placed near the drains or areas where you notice the most activity.

It's important to note that prevention is key in dealing with drain flies. Regularly cleaning and maintaining your drains, removing any organic matter or debris, and ensuring proper drainage can help prevent infestations. If the problem persists, it is advisable to consult a professional pest control service for further assistance and recommendations.