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Drain Fly Killer Comparison - October 2025

7 Best Drain Fly Killer In the UK

1
Best Choice
9.8Exceptional
2
9.7Exceptional
3
9.4Excellent
4
9.1Excellent
5
9.0Excellent
6
8.9Very Good
7
8.8Very Good
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Model

Mr Muscle Drain Unblocker, Sink & Drain Cleaner, Heavy Duty Drain Gel, 2 x 500 ml
Model
Pest Expert Cluster Fly Killer Smoke Bombs 4 x 3.5g - Formula 'P' Fumer Cluster Fly Bomb (HSE approved and tested – professional strength product)
Model
Super Ninja Fruit Fly Trap - 2 pack, Highly Effective Fruit Fly Killer for Home & Kitchen, Up to 3 Weeks of Performance per Bottle, Child & Pet Friendly
Model
Fruit Fly Drain Treatment | Drain Fly Eliminator | All-Natural, Eliminates Gnats, Sewer Flies and More - Works in All Drains - 32 Fl Oz
Model
Fly-Zyme, Highly Concentrated Enzyme Drain Cleaner for Pipes, Drain Gel for Fruit Flies, Organic Waste Degrader & Odor Neutralizer - 946 ml
Model
EcoVenger by EcoRaider All Purpose Insect Control 16 OZ, Fleas, Fruit Flies, Gnats, Moths, Roaches, Spiders,Roaches. Fast Kill, Lasting Prevention, Kill Eggs, Plant Extract Based & Non-Toxic
Model
Knock Out Biological Drain Treatment, 1 Litre

Brand

Mr Muscle
Brand
Pest Expert
Brand
Super Ninja
Brand
Eco Strong
Brand
Kinzua Environmental
Brand
EcoVenger
Brand
Barrettine

Reviews

51,070 reviews
Reviews
2,314 reviews
Reviews
40,026 reviews
Reviews
1,794 reviews
Reviews
1,198 reviews
Reviews
6,180 reviews
Reviews
222 reviews

Features

Simple to use

9.4
Simple to use
9.1
Simple to use
9.1
Simple to use
8.9
Simple to use
8.6
Simple to use
8.6
Simple to use
7.4

Worth the money

8.6
Worth the money
8.1
Worth the money
7.2
Worth the money
7.0
Worth the money
7.0
Worth the money
7.0
Worth the money
7.0

Aroma

8.6
Aroma
7.0
Aroma
8.4
Aroma
7.0
Aroma
7.0
Aroma
7.0
Aroma
7.0

Tech Specs

product dimensions

24 x 11 x 10 cm 1 kg
product dimensions
-
product dimensions
3.4 x 2.9 x 5.4 cm 60 g
product dimensions
7.62 x 7.62 x 22.86 cm 907.18 g
product dimensions
7.62 x 7.62 x 25.4 cm 907.18 g
product dimensions
6.35 x 6.35 x 25.4 cm 453.59 g
product dimensions
9 x 6 x 24 cm 1 g

customer reviews

-
customer reviews
4.1 4.1 out of 5 stars 1, 157 ratings 4.1 out of 5 stars
customer reviews
3.8 3.8 out of 5 stars 20, 013 ratings 3.8 out of 5 stars
customer reviews
4.0 4.0 out of 5 stars 897 ratings 4.0 out of 5 stars
customer reviews
-
customer reviews
3.9 3.9 out of 5 stars 3, 090 ratings 3.9 out of 5 stars
customer reviews
-

Available On

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Our Top 3 Picks

Here are the top 3 recommended products with more information to help you find the right product for you
  • 9.8
    1
    Mr Muscle
    35% Off

    Mr Muscle Drain Unblocker, Sink & Drain Cleaner, Heavy Duty Drain Gel, 2 x 500 ml

    9.4 Simple to use
    8.6 worth the money
    8.6 Aroma

    Why we love it

    Destroys toughest clogs effectively.
    Safe for all pipe types.
    Works 3x better than bleach.
  • 9.7
    2
    Pest Expert

    Pest Expert Cluster Fly Killer Smoke Bombs 4 x 3.5g - Formula 'P' Fumer Cluster Fly Bomb (HSE approved and tested – professional strength product)

    9.1 Simple to use
    8.1 worth the money
    7.0 Aroma

    Why we love it

    Fast-acting, kills flies instantly.
    Non-staining, safe for furnishings.
    Effective for large indoor spaces.
  • 9.4
    3
    Super Ninja

    Super Ninja Fruit Fly Trap - 2 pack, Highly Effective Fruit Fly Killer for Home & Kitchen, Up to 3 Weeks of Performance per Bottle, Child & Pet Friendly

    9.1 Simple to use
    8.4 Aroma
    7.2 worth the money

    Why we love it

    Eco-friendly and non-toxic solution.
    Easy to place with adhesive backing.
    Long-lasting up to 3 weeks per trap.

Our ranking system

The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria.We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.

Features

Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.
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Consumer Reviews

We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
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Popularity

Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
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Value for money

TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.

When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.